65972330424 has 192 divisors, whose sum is σ = 239899645440. Its totient is φ = 15817524480.

The previous prime is 65972330401. The next prime is 65972330443. The reversal of 65972330424 is 42403327956.

65972330424 is a `hidden beast` number, since 6 + 597 + 2 + 3 + 30 + 4 + 24 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 65972330424.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 385612 + ... + 529755.

It is an arithmetic number, because the mean of its divisors is an integer number (1249477320).

Almost surely, 2^65972330424 is an apocalyptic number.

It is an amenable number.

65972330424 is an abundant number, since it is smaller than the sum of its proper divisors (173927315016).

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

65972330424 is a wasteful number, since it uses less digits than its factorization.

65972330424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 915410 (or 915403 counting only the distinct ones).

The product of its (nonzero) digits is 1088640, while the sum is 45.

The spelling of 65972330424 in words is "sixty-five billion, nine hundred seventy-two million, three hundred thirty thousand, four hundred twenty-four".