51561006160614 has 32 divisors (see below), whose sum is σ = 103562290034016. Its totient is φ = 17113639495680.

The previous prime is 51561006160607. The next prime is 51561006160753. The reversal of 51561006160614 is 41606160016515.

It is a super-2 number, since 2×51561006160614² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9984834 + ... + 14241450.

It is an arithmetic number, because the mean of its divisors is an integer number (3236321563563).

Almost surely, 2^{51561006160614} is an apocalyptic number.

51561006160614 is an abundant number, since it is smaller than the sum of its proper divisors (52001283873402).

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

51561006160614 is a wasteful number, since it uses less digits than its factorization.

51561006160614 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4265240.

The product of its (nonzero) digits is 129600, while the sum is 42.

The spelling of 51561006160614 in words is "fifty-one trillion, five hundred sixty-one billion, six million, one hundred sixty thousand, six hundred fourteen".