51413929315 has 16 divisors (see below), whose sum is σ = 70735819968. Its totient is φ = 35142621696.

The previous prime is 51413929297. The next prime is 51413929327. The reversal of 51413929315 is 51392931415.

51413929315 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 51413929315 - 2²¹ = 51411832163 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2335642 + ... + 2357551.

It is an arithmetic number, because the mean of its divisors is an integer number (4420988748).

Almost surely, 2^51413929315 is an apocalyptic number.

51413929315 is a deficient number, since it is larger than the sum of its proper divisors (19321890653).

51413929315 is a wasteful number, since it uses less digits than its factorization.

51413929315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4693518.

The product of its digits is 145800, while the sum is 43.

The spelling of 51413929315 in words is "fifty-one billion, four hundred thirteen million, nine hundred twenty-nine thousand, three hundred fifteen".