86955738261768 has 32 divisors (see below), whose sum is σ = 241543717394400. Its totient is φ = 28985246087184.

The previous prime is 86955738261673. The next prime is 86955738261787. The reversal of 86955738261768 is 86716283755968.

86955738261768 is a `hidden beast` number, since 8 + 6 + 9 + 5 + 573 + 8 + 26 + 17 + 6 + 8 = 666.

It is a super-2 number, since 2×86955738261768² (a number of 29 digits) contains 22 as substring.

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, 201286430946 + ... + 201286431377.

It is an arithmetic number, because the mean of its divisors is an integer number (7548241168575).

Almost surely, 2^{86955738261768} is an apocalyptic number.

It is an amenable number.

86955738261768 is an abundant number, since it is smaller than the sum of its proper divisors (154587979132632).

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

86955738261768 is a wasteful number, since it uses less digits than its factorization.

86955738261768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 402572862338 (or 402572862328 counting only the distinct ones).

The product of its digits is 7315660800, while the sum is 81.

The spelling of 86955738261768 in words is "eighty-six trillion, nine hundred fifty-five billion, seven hundred thirty-eight million, two hundred sixty-one thousand, seven hundred sixty-eight".