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88493830012 = 2277144513999
BaseRepresentation
bin101001001101010100…
…1001010111101111100
322110102021202100022201
41102122221022331330
52422213410030022
6104353053521244
76251650100260
oct1223251127574
9273367670281
1088493830012
1134591507305
12151984a3224
138463a7c833
1443d6c700a0
15247e014127
hex149aa4af7c

88493830012 has 24 divisors (see below), whose sum is σ = 179480448000. Its totient is φ = 37391758320.

The previous prime is 88493829971. The next prime is 88493830039. The reversal of 88493830012 is 21003839488.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22255012 + ... + 22258987.

It is an arithmetic number, because the mean of its divisors is an integer number (7478352000).

Almost surely, 288493830012 is an apocalyptic number.

It is an amenable number.

88493830012 is an abundant number, since it is smaller than the sum of its proper divisors (90986617988).

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

88493830012 is a wasteful number, since it uses less digits than its factorization.

88493830012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44514081 (or 44514079 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 46.

The spelling of 88493830012 in words is "eighty-eight billion, four hundred ninety-three million, eight hundred thirty thousand, twelve".

Divisors: 1 2 4 7 14 28 71 142 284 497 994 1988 44513999 89027998 178055996 311597993 623195986 1246391972 3160493929 6320987858 12641975716 22123457503 44246915006 88493830012