51046515270 has 48 divisors (see below), whose sum is σ = 132839386992. Its totient is φ = 13600255680.

The previous prime is 51046515269. The next prime is 51046515283. The reversal of 51046515270 is 7251564015.

51046515270 is a `hidden beast` number, since 510 + 4 + 65 + 15 + 2 + 70 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 151461 + ... + 353600.

It is an arithmetic number, because the mean of its divisors is an integer number (2767487229).

Almost surely, 2^51046515270 is an apocalyptic number.

51046515270 is an abundant number, since it is smaller than the sum of its proper divisors (81792871722).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

51046515270 is a wasteful number, since it uses less digits than its factorization.

51046515270 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 506197 (or 506194 counting only the distinct ones).

The product of its (nonzero) digits is 42000, while the sum is 36.

The spelling of 51046515270 in words is "fifty-one billion, forty-six million, five hundred fifteen thousand, two hundred seventy".