97937764398 has 24 divisors (see below), whose sum is σ = 212528527848. Its totient is φ = 32595146352.

The previous prime is 97937764369. The next prime is 97937764417. The reversal of 97937764398 is 89346773979.

97937764398 is a `hidden beast` number, since 97 + 9 + 37 + 76 + 439 + 8 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4219365 + ... + 4242512.

It is an arithmetic number, because the mean of its divisors is an integer number (8855355327).

Almost surely, 2^97937764398 is an apocalyptic number.

97937764398 is an abundant number, since it is smaller than the sum of its proper divisors (114590763450).

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

97937764398 is a wasteful number, since it uses less digits than its factorization.

97937764398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8462528 (or 8462525 counting only the distinct ones).

The product of its digits is 432081216, while the sum is 72.

The spelling of 97937764398 in words is "ninety-seven billion, nine hundred thirty-seven million, seven hundred sixty-four thousand, three hundred ninety-eight".