51255154115333 has 16 divisors (see below), whose sum is σ = 59125539441024. Its totient is φ = 43521834582720.

The previous prime is 51255154115329. The next prime is 51255154115369. The reversal of 51255154115333 is 33351145155215.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 51255154115333 - 2² = 51255154115329 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51255154115323) 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 15 ways as a sum of consecutive naturals, for example, 63278291 + ... + 64083167.

It is an arithmetic number, because the mean of its divisors is an integer number (3695346215064).

Almost surely, 2^{51255154115333} is an apocalyptic number.

It is an amenable number.

51255154115333 is a deficient number, since it is larger than the sum of its proper divisors (7870385325691).

51255154115333 is a wasteful number, since it uses less digits than its factorization.

51255154115333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 890012.

The product of its digits is 675000, while the sum is 44.

The spelling of 51255154115333 in words is "fifty-one trillion, two hundred fifty-five billion, one hundred fifty-four million, one hundred fifteen thousand, three hundred thirty-three".