51012234100215 has 48 divisors (see below), whose sum is σ = 88912262843040. Its totient is φ = 27055438974720.

The previous prime is 51012234100207. The next prime is 51012234100231. The reversal of 51012234100215 is 51200143221015.

It is a happy number.

51012234100215 is a `hidden beast` number, since 5 + 1 + 0 + 1 + 223 + 410 + 0 + 21 + 5 = 666.

It is not a de Polignac number, because 51012234100215 - 2³ = 51012234100207 is a prime.

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 47 ways as a sum of consecutive naturals, for example, 388116849 + ... + 388248261.

It is an arithmetic number, because the mean of its divisors is an integer number (1852338809230).

Almost surely, 2^{51012234100215} is an apocalyptic number.

51012234100215 is a deficient number, since it is larger than the sum of its proper divisors (37900028742825).

51012234100215 is a wasteful number, since it uses less digits than its factorization.

51012234100215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179264 (or 179261 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 27.

The spelling of 51012234100215 in words is "fifty-one trillion, twelve billion, two hundred thirty-four million, one hundred thousand, two hundred fifteen".