97855961008 has 20 divisors (see below), whose sum is σ = 204180226768. Its totient is φ = 45164289600.

The previous prime is 97855960999. The next prime is 97855961101. The reversal of 97855961008 is 80016955879.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 235230468 + ... + 235230883.

Almost surely, 2^97855961008 is an apocalyptic number.

It is an amenable number.

97855961008 is an abundant number, since it is smaller than the sum of its proper divisors (106324265760).

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

97855961008 is a wasteful number, since it uses less digits than its factorization.

97855961008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 470461372 (or 470461366 counting only the distinct ones).

The product of its (nonzero) digits is 5443200, while the sum is 58.

The spelling of 97855961008 in words is "ninety-seven billion, eight hundred fifty-five million, nine hundred sixty-one thousand, eight".