65212056162 has 48 divisors (see below), whose sum is σ = 157045868928. Its totient is φ = 19388372640.

The previous prime is 65212056149. The next prime is 65212056167. The reversal of 65212056162 is 26165021256.

65212056162 is a `hidden beast` number, since 6 + 521 + 20 + 56 + 1 + 62 = 666.

It is a super-2 number, since 2×65212056162² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (65212056167) by changing a digit.

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, 3096618 + ... + 3117605.

It is an arithmetic number, because the mean of its divisors is an integer number (3271788936).

Almost surely, 2^65212056162 is an apocalyptic number.

65212056162 is an abundant number, since it is smaller than the sum of its proper divisors (91833812766).

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

65212056162 is a wasteful number, since it uses less digits than its factorization.

65212056162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6214295 (or 6214292 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

The spelling of 65212056162 in words is "sixty-five billion, two hundred twelve million, fifty-six thousand, one hundred sixty-two".