97274996616 has 128 divisors (see below), whose sum is σ = 294089932800. Its totient is φ = 26192056320.

The previous prime is 97274996593. The next prime is 97274996633. The reversal of 97274996616 is 61669947279.

It is a super-2 number, since 2×97274996616² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 529896 + ... + 689448.

It is an arithmetic number, because the mean of its divisors is an integer number (2297577600).

Almost surely, 2^97274996616 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 97274996616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (147044966400).

97274996616 is an abundant number, since it is smaller than the sum of its proper divisors (196814936184).

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

97274996616 is a wasteful number, since it uses less digits than its factorization.

97274996616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159779 (or 159775 counting only the distinct ones).

The product of its digits is 61725888, while the sum is 66.

The spelling of 97274996616 in words is "ninety-seven billion, two hundred seventy-four million, nine hundred ninety-six thousand, six hundred sixteen".