51535334561612 has 24 divisors (see below), whose sum is σ = 98385820549632. Its totient is φ = 23425108778000.

The previous prime is 51535334561609. The next prime is 51535334561617. The reversal of 51535334561612 is 21616543353515.

It is not an unprimeable number, because it can be changed into a prime (51535334561617) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46307933 + ... + 47407755.

It is an arithmetic number, because the mean of its divisors is an integer number (4099409189568).

Almost surely, 2^{51535334561612} is an apocalyptic number.

It is an amenable number.

51535334561612 is a deficient number, since it is larger than the sum of its proper divisors (46850485988020).

51535334561612 is a wasteful number, since it uses less digits than its factorization.

51535334561612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2164789 (or 2164787 counting only the distinct ones).

The product of its digits is 4860000, while the sum is 50.

The spelling of 51535334561612 in words is "fifty-one trillion, five hundred thirty-five billion, three hundred thirty-four million, five hundred sixty-one thousand, six hundred twelve".