315622640245145 has 8 divisors (see below), whose sum is σ = 378802355158656. Its totient is φ = 252461320953136.

The previous prime is 315622640245079. The next prime is 315622640245153. The reversal of 315622640245145 is 541542046226513.

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 315622640245145 - 2³² = 315618345277849 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 315622640245093 and 315622640245102.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4598867627 + ... + 4598936256.

It is an arithmetic number, because the mean of its divisors is an integer number (47350294394832).

Almost surely, 2^{315622640245145} is an apocalyptic number.

It is an amenable number.

315622640245145 is a deficient number, since it is larger than the sum of its proper divisors (63179714913511).

315622640245145 is an equidigital number, since it uses as much as digits as its factorization.

315622640245145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9197810751.

The product of its (nonzero) digits is 6912000, while the sum is 50.

The spelling of 315622640245145 in words is "three hundred fifteen trillion, six hundred twenty-two billion, six hundred forty million, two hundred forty-five thousand, one hundred forty-five".