315006040305161 has 32 divisors (see below), whose sum is σ = 345500313200640. Its totient is φ = 286229547362304.

The previous prime is 315006040305139. The next prime is 315006040305167. The reversal of 315006040305161 is 161503040600513.

It is a cyclic number.

It is not a de Polignac number, because 315006040305161 - 2³⁰ = 315004966563337 is a prime.

It is not an unprimeable number, because it can be changed into a prime (315006040305167) 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, 10654121 + ... + 27267606.

It is an arithmetic number, because the mean of its divisors is an integer number (10796884787520).

Almost surely, 2^{315006040305161} is an apocalyptic number.

It is an amenable number.

315006040305161 is a deficient number, since it is larger than the sum of its proper divisors (30494272895479).

315006040305161 is a wasteful number, since it uses less digits than its factorization.

315006040305161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37921985.

The product of its (nonzero) digits is 32400, while the sum is 35.

Adding to 315006040305161 its reverse (161503040600513), we get a palindrome (476509080905674).

The spelling of 315006040305161 in words is "three hundred fifteen trillion, six billion, forty million, three hundred five thousand, one hundred sixty-one".