315051444130461 has 32 divisors (see below), whose sum is σ = 421688091901440. Its totient is φ = 209226508830144.

The previous prime is 315051444130447. The next prime is 315051444130469. The reversal of 315051444130461 is 164031444150513.

It is not a de Polignac number, because 315051444130461 - 2²¹ = 315051442033309 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (315051444130469) 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, 1770688675 + ... + 1770866591.

It is an arithmetic number, because the mean of its divisors is an integer number (13177752871920).

Almost surely, 2^{315051444130461} is an apocalyptic number.

It is an amenable number.

315051444130461 is a deficient number, since it is larger than the sum of its proper divisors (106636647770979).

315051444130461 is a wasteful number, since it uses less digits than its factorization.

315051444130461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180665.

The product of its (nonzero) digits is 345600, while the sum is 42.

Adding to 315051444130461 its reverse (164031444150513), we get a palindrome (479082888280974).

The spelling of 315051444130461 in words is "three hundred fifteen trillion, fifty-one billion, four hundred forty-four million, one hundred thirty thousand, four hundred sixty-one".