51563401335315 has 24 divisors (see below), whose sum is σ = 91792145082768. Its totient is φ = 26757224475840.

The previous prime is 51563401335269. The next prime is 51563401335371. The reversal of 51563401335315 is 51353310436515.

51563401335315 is a `hidden beast` number, since 5 + 1 + 5 + 63 + 40 + 13 + 3 + 531 + 5 = 666.

It is not a de Polignac number, because 51563401335315 - 2¹⁷ = 51563401204243 is a prime.

It is a super-2 number, since 2×51563401335315² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

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, 15484503241 + ... + 15484506570.

It is an arithmetic number, because the mean of its divisors is an integer number (3824672711782).

Almost surely, 2^{51563401335315} is an apocalyptic number.

51563401335315 is a deficient number, since it is larger than the sum of its proper divisors (40228743747453).

51563401335315 is a wasteful number, since it uses less digits than its factorization.

51563401335315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30969009859 (or 30969009856 counting only the distinct ones).

The product of its (nonzero) digits is 1215000, while the sum is 45.

The spelling of 51563401335315 in words is "fifty-one trillion, five hundred sixty-three billion, four hundred one million, three hundred thirty-five thousand, three hundred fifteen".