97232765454 has 72 divisors (see below), whose sum is σ = 231643784736. Its totient is φ = 29454321600.

The previous prime is 97232765437. The next prime is 97232765467. The reversal of 97232765454 is 45456723279.

97232765454 is a `hidden beast` number, since 9 + 7 + 23 + 2 + 76 + 545 + 4 = 666.

It is a super-2 number, since 2×97232765454² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 97232765454.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 8447067 + ... + 8458569.

It is an arithmetic number, because the mean of its divisors is an integer number (3217274788).

Almost surely, 2^97232765454 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 97232765454, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (115821892368).

97232765454 is an abundant number, since it is smaller than the sum of its proper divisors (134411019282).

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

97232765454 is a wasteful number, since it uses less digits than its factorization.

97232765454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15414 (or 15400 counting only the distinct ones).

The product of its digits is 12700800, while the sum is 54.

The spelling of 97232765454 in words is "ninety-seven billion, two hundred thirty-two million, seven hundred sixty-five thousand, four hundred fifty-four".