97163293536 has 72 divisors (see below), whose sum is σ = 277710857424. Its totient is φ = 32223340800.

The previous prime is 97163293519. The next prime is 97163293547. The reversal of 97163293536 is 63539236179.

97163293536 is a `hidden beast` number, since 9 + 7 + 16 + 3 + 2 + 93 + 536 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is a super-2 number, since 2×97163293536² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 799540 + ... + 913011.

It is an arithmetic number, because the mean of its divisors is an integer number (3857095242).

Almost surely, 2^97163293536 is an apocalyptic number.

97163293536 is a gapful number since it is divisible by the number (96) formed by its first and last digit.

It is an amenable number.

97163293536 is an abundant number, since it is smaller than the sum of its proper divisors (180547563888).

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

97163293536 is a wasteful number, since it uses less digits than its factorization.

97163293536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1712764 (or 1712753 counting only the distinct ones).

The product of its digits is 5511240, while the sum is 54.

The spelling of 97163293536 in words is "ninety-seven billion, one hundred sixty-three million, two hundred ninety-three thousand, five hundred thirty-six".