51630316466102 has 32 divisors (see below), whose sum is σ = 84730314293280. Its totient is φ = 23400460779520.

The previous prime is 51630316466101. The next prime is 51630316466107. The reversal of 51630316466102 is 20166461303615.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51630316466101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 137495918 + ... + 137870910.

It is an arithmetic number, because the mean of its divisors is an integer number (2647822321665).

Almost surely, 2^{51630316466102} is an apocalyptic number.

51630316466102 is a deficient number, since it is larger than the sum of its proper divisors (33099997827178).

51630316466102 is a wasteful number, since it uses less digits than its factorization.

51630316466102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 393088.

The product of its (nonzero) digits is 466560, while the sum is 44.

Adding to 51630316466102 its reverse (20166461303615), we get a palindrome (71796777769717).

The spelling of 51630316466102 in words is "fifty-one trillion, six hundred thirty billion, three hundred sixteen million, four hundred sixty-six thousand, one hundred two".