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87086350468 = 22131674737509
BaseRepresentation
bin101000100011011000…
…0000100000010000100
322022210012022222100201
41101012300010002010
52411323101203333
6104001254420244
76202036523335
oct1210660040204
9268705288321
1087086350468
1133a29a7a077
1214a65061684
13829b2b27c0
144301d7228c
1523ea69317d
hex1446c04084

87086350468 has 12 divisors (see below), whose sum is σ = 164124275980. Its totient is φ = 40193700192.

The previous prime is 87086350459. The next prime is 87086350469. The reversal of 87086350468 is 86405368078.

It can be written as a sum of positive squares in 2 ways, for example, as 40083243264 + 47003107204 = 200208^2 + 216802^2 .

It is a hoax number, since the sum of its digits (55) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (87086350469) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 837368703 + ... + 837368806.

Almost surely, 287086350468 is an apocalyptic number.

It is an amenable number.

87086350468 is a deficient number, since it is larger than the sum of its proper divisors (77037925512).

87086350468 is a wasteful number, since it uses less digits than its factorization.

87086350468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1674737526 (or 1674737524 counting only the distinct ones).

The product of its (nonzero) digits is 7741440, while the sum is 55.

The spelling of 87086350468 in words is "eighty-seven billion, eighty-six million, three hundred fifty thousand, four hundred sixty-eight".

Divisors: 1 2 4 13 26 52 1674737509 3349475018 6698950036 21771587617 43543175234 87086350468