51630545016633 has 32 divisors (see below), whose sum is σ = 78883115415552. Its totient is φ = 29732533776000.

The previous prime is 51630545016563. The next prime is 51630545016709. The reversal of 51630545016633 is 33661054503615.

It is not a de Polignac number, because 51630545016633 - 2¹⁷ = 51630544885561 is a prime.

It is not an unprimeable number, because it can be changed into a prime (51630545006633) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 225131860 + ... + 225361077.

It is an arithmetic number, because the mean of its divisors is an integer number (2465097356736).

Almost surely, 2^{51630545016633} is an apocalyptic number.

It is an amenable number.

51630545016633 is a deficient number, since it is larger than the sum of its proper divisors (27252570398919).

51630545016633 is a wasteful number, since it uses less digits than its factorization.

51630545016633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 450493125.

The product of its (nonzero) digits is 2916000, while the sum is 48.

The spelling of 51630545016633 in words is "fifty-one trillion, six hundred thirty billion, five hundred forty-five million, sixteen thousand, six hundred thirty-three".