65612063275 has 24 divisors (see below), whose sum is σ = 88792848144. Its totient is φ = 47697638400.

The previous prime is 65612063197. The next prime is 65612063281. The reversal of 65612063275 is 57236021656.

It is a de Polignac number, because none of the positive numbers 2^k-65612063275 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 615319 + ... + 714031.

It is an arithmetic number, because the mean of its divisors is an integer number (3699702006).

Almost surely, 2^65612063275 is an apocalyptic number.

65612063275 is a deficient number, since it is larger than the sum of its proper divisors (23180784869).

65612063275 is a wasteful number, since it uses less digits than its factorization.

65612063275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101151 (or 101146 counting only the distinct ones).

The product of its (nonzero) digits is 453600, while the sum is 43.

The spelling of 65612063275 in words is "sixty-five billion, six hundred twelve million, sixty-three thousand, two hundred seventy-five".