51630563514 has 16 divisors (see below), whose sum is σ = 103299137280. Its totient is φ = 17203852800.

The previous prime is 51630563483. The next prime is 51630563533. The reversal of 51630563514 is 41536503615.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1566087 + ... + 1598714.

It is an arithmetic number, because the mean of its divisors is an integer number (6456196080).

Almost surely, 2^51630563514 is an apocalyptic number.

51630563514 is an abundant number, since it is smaller than the sum of its proper divisors (51668573766).

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

51630563514 is a wasteful number, since it uses less digits than its factorization.

51630563514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3167525.

The product of its (nonzero) digits is 162000, while the sum is 39.

The spelling of 51630563514 in words is "fifty-one billion, six hundred thirty million, five hundred sixty-three thousand, five hundred fourteen".