97731588304 has 20 divisors (see below), whose sum is σ = 216405660064. Its totient is φ = 41884966368.

The previous prime is 97731588289. The next prime is 97731588319. The reversal of 97731588304 is 40388513779.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (97731588289) and next prime (97731588319).

It is a congruent number.

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, 436301622 + ... + 436301845.

Almost surely, 2^97731588304 is an apocalyptic number.

It is an amenable number.

97731588304 is an abundant number, since it is smaller than the sum of its proper divisors (118674071760).

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

97731588304 is a wasteful number, since it uses less digits than its factorization.

97731588304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 872603482 (or 872603476 counting only the distinct ones).

The product of its (nonzero) digits is 5080320, while the sum is 55.

The spelling of 97731588304 in words is "ninety-seven billion, seven hundred thirty-one million, five hundred eighty-eight thousand, three hundred four".