51629962855 has 8 divisors (see below), whose sum is σ = 62066004912. Its totient is φ = 41230603968.

The previous prime is 51629962843. The next prime is 51629962859. The reversal of 51629962855 is 55826992615.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 51629962855 - 2⁵ = 51629962823 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 51629962855.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51629962859) 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 7 ways as a sum of consecutive naturals, for example, 9167694 + ... + 9173323.

It is an arithmetic number, because the mean of its divisors is an integer number (7758250614).

Almost surely, 2^51629962855 is an apocalyptic number.

51629962855 is a deficient number, since it is larger than the sum of its proper divisors (10436042057).

51629962855 is a wasteful number, since it uses less digits than its factorization.

51629962855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18341585.

The product of its digits is 11664000, while the sum is 58.

The spelling of 51629962855 in words is "fifty-one billion, six hundred twenty-nine million, nine hundred sixty-two thousand, eight hundred fifty-five".