97755590631 has 8 divisors (see below), whose sum is σ = 130342681584. Its totient is φ = 65169446720.

The previous prime is 97755590617. The next prime is 97755590641. The reversal of 97755590631 is 13609555779.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 97755590631 - 2¹⁴ = 97755574247 is a prime.

It is a super-2 number, since 2×97755590631² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97755590641) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55705 + ... + 445661.

It is an arithmetic number, because the mean of its divisors is an integer number (16292835198).

Almost surely, 2^97755590631 is an apocalyptic number.

97755590631 is a deficient number, since it is larger than the sum of its proper divisors (32587090953).

97755590631 is a wasteful number, since it uses less digits than its factorization.

97755590631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 473521.

The product of its (nonzero) digits is 8930250, while the sum is 57.

The spelling of 97755590631 in words is "ninety-seven billion, seven hundred fifty-five million, five hundred ninety thousand, six hundred thirty-one".