51116051355 has 32 divisors (see below), whose sum is σ = 83266099200. Its totient is φ = 26769924480.

The previous prime is 51116051353. The next prime is 51116051387. The reversal of 51116051355 is 55315061115.

It is not a de Polignac number, because 51116051355 - 2¹ = 51116051353 is a prime.

It is a super-2 number, since 2×51116051355² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (51116051353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 501454 + ... + 594716.

It is an arithmetic number, because the mean of its divisors is an integer number (2602065600).

Almost surely, 2^51116051355 is an apocalyptic number.

51116051355 is a deficient number, since it is larger than the sum of its proper divisors (32150047845).

51116051355 is a wasteful number, since it uses less digits than its factorization.

51116051355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93931.

The product of its (nonzero) digits is 11250, while the sum is 33.

The spelling of 51116051355 in words is "fifty-one billion, one hundred sixteen million, fifty-one thousand, three hundred fifty-five".