51563163644131 has 8 divisors (see below), whose sum is σ = 52715509625664. Its totient is φ = 50413120054080.

The previous prime is 51563163644129. The next prime is 51563163644137. The reversal of 51563163644131 is 13144636136515.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 51563163644131 - 2¹ = 51563163644129 is a prime.

It is a super-2 number, since 2×51563163644131² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (51563163644137) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 575552580 + ... + 575642161.

It is an arithmetic number, because the mean of its divisors is an integer number (6589438703208).

Almost surely, 2^{51563163644131} is an apocalyptic number.

51563163644131 is a deficient number, since it is larger than the sum of its proper divisors (1152345981533).

51563163644131 is a wasteful number, since it uses less digits than its factorization.

51563163644131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1151195741.

The product of its digits is 2332800, while the sum is 49.

The spelling of 51563163644131 in words is "fifty-one trillion, five hundred sixty-three billion, one hundred sixty-three million, six hundred forty-four thousand, one hundred thirty-one".