51216029614 has 16 divisors (see below), whose sum is σ = 82839793680. Its totient is φ = 23668511040.

The previous prime is 51216029611. The next prime is 51216029663. The reversal of 51216029614 is 41692061215.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51216029611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16434909 + ... + 16438024.

It is an arithmetic number, because the mean of its divisors is an integer number (5177487105).

Almost surely, 2^51216029614 is an apocalyptic number.

51216029614 is a deficient number, since it is larger than the sum of its proper divisors (31623764066).

51216029614 is a wasteful number, since it uses less digits than its factorization.

51216029614 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32872995.

The product of its (nonzero) digits is 25920, while the sum is 37.

The spelling of 51216029614 in words is "fifty-one billion, two hundred sixteen million, twenty-nine thousand, six hundred fourteen".