1315163656345 has 32 divisors (see below), whose sum is σ = 2020800450816. Its totient is φ = 797684371200.

The previous prime is 1315163656343. The next prime is 1315163656381. The reversal of 1315163656345 is 5436563615131.

It is not a de Polignac number, because 1315163656345 - 2¹ = 1315163656343 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1315163656343) 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, 46148046 + ... + 46176535.

It is an arithmetic number, because the mean of its divisors is an integer number (63150014088).

Almost surely, 2^{1315163656345} is an apocalyptic number.

It is an amenable number.

1315163656345 is a deficient number, since it is larger than the sum of its proper divisors (705636794471).

1315163656345 is a wasteful number, since it uses less digits than its factorization.

1315163656345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92324641.

The product of its digits is 2916000, while the sum is 49.

The spelling of 1315163656345 in words is "one trillion, three hundred fifteen billion, one hundred sixty-three million, six hundred fifty-six thousand, three hundred forty-five".