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87372908842332 = 22371487210575693
BaseRepresentation
bin10011110111011100010111…
…001100011100110101011100
3102110100202202020120222011010
4103313130113030130311130
542423004204130423312
6505454321000455220
724255325063211601
oct2367342714346534
9373322666528133
1087372908842332
1125926708264083
12997155647a510
13399a2cb27c469
141780c2adbc6a8
15a17b8349193c
hex4f771731cd5c

87372908842332 has 48 divisors (see below), whose sum is σ = 207166052362752. Its totient is φ = 28655140167360.

The previous prime is 87372908842259. The next prime is 87372908842333. The reversal of 87372908842332 is 23324880927378.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (87372908842333) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 104872923 + ... + 105702770.

It is an arithmetic number, because the mean of its divisors is an integer number (4315959424224).

Almost surely, 287372908842332 is an apocalyptic number.

It is an amenable number.

87372908842332 is an abundant number, since it is smaller than the sum of its proper divisors (119793143520420).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

87372908842332 is a wasteful number, since it uses less digits than its factorization.

87372908842332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210576258 (or 210576256 counting only the distinct ones).

The product of its (nonzero) digits is 195084288, while the sum is 66.

The spelling of 87372908842332 in words is "eighty-seven trillion, three hundred seventy-two billion, nine hundred eight million, eight hundred forty-two thousand, three hundred thirty-two".

Divisors: 1 2 3 4 6 12 71 142 213 284 426 487 852 974 1461 1948 2922 5844 34577 69154 103731 138308 207462 414924 210575693 421151386 631727079 842302772 1263454158 2526908316 14950874203 29901748406 44852622609 59803496812 89705245218 102550362491 179410490436 205100724982 307651087473 410201449964 615302174946 1230604349892 7281075736861 14562151473722 21843227210583 29124302947444 43686454421166 87372908842332