51460301644 has 12 divisors (see below), whose sum is σ = 90062555184. Its totient is φ = 25728143024.

The previous prime is 51460301623. The next prime is 51460301713. The reversal of 51460301644 is 44610306415.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 443527 + ... + 547390.

It is an arithmetic number, because the mean of its divisors is an integer number (7505212932).

Almost surely, 2^51460301644 is an apocalyptic number.

It is an amenable number.

51460301644 is a deficient number, since it is larger than the sum of its proper divisors (38602253540).

51460301644 is a wasteful number, since it uses less digits than its factorization.

51460301644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1003904 (or 1003902 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 34.

The spelling of 51460301644 in words is "fifty-one billion, four hundred sixty million, three hundred one thousand, six hundred forty-four".