315551306530113 has 16 divisors (see below), whose sum is σ = 423995419223040. Its totient is φ = 208738737392256.

The previous prime is 315551306530079. The next prime is 315551306530189. The reversal of 315551306530113 is 311035603155513.

It is a happy number.

It is not a de Polignac number, because 315551306530113 - 2⁹ = 315551306529601 is a prime.

It is a super-2 number, since 2×315551306530113² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (315551306530193) 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, 170532370 + ... + 172372827.

It is an arithmetic number, because the mean of its divisors is an integer number (26499713701440).

Almost surely, 2^{315551306530113} is an apocalyptic number.

It is an amenable number.

315551306530113 is a deficient number, since it is larger than the sum of its proper divisors (108444112692927).

315551306530113 is a wasteful number, since it uses less digits than its factorization.

315551306530113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 342907576.

The product of its (nonzero) digits is 303750, while the sum is 42.

Adding to 315551306530113 its reverse (311035603155513), we get a palindrome (626586909685626).

The spelling of 315551306530113 in words is "three hundred fifteen trillion, five hundred fifty-one billion, three hundred six million, five hundred thirty thousand, one hundred thirteen".