531120413200051 has 8 divisors (see below), whose sum is σ = 534088238284800. Its totient is φ = 528152595581640.

The previous prime is 531120413200019. The next prime is 531120413200057. The reversal of 531120413200051 is 150002314021135.

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 531120413200051 - 2⁵ = 531120413200019 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 531120413199992 and 531120413200019.

It is not an unprimeable number, because it can be changed into a prime (531120413200057) 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, 204147630 + ... + 206732908.

It is an arithmetic number, because the mean of its divisors is an integer number (66761029785600).

Almost surely, 2^{531120413200051} is an apocalyptic number.

531120413200051 is a deficient number, since it is larger than the sum of its proper divisors (2967825084749).

531120413200051 is a wasteful number, since it uses less digits than its factorization.

531120413200051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3733169.

The product of its (nonzero) digits is 3600, while the sum is 28.

Adding to 531120413200051 its reverse (150002314021135), we get a palindrome (681122727221186).

The spelling of 531120413200051 in words is "five hundred thirty-one trillion, one hundred twenty billion, four hundred thirteen million, two hundred thousand, fifty-one".