2163685752315 has 32 divisors (see below), whose sum is σ = 3848072832000. Its totient is φ = 1153509619680.

The previous prime is 2163685752257. The next prime is 2163685752343. The reversal of 2163685752315 is 5132575863612.

2163685752315 is a `hidden beast` number, since 2 + 1 + 6 + 3 + 68 + 57 + 523 + 1 + 5 = 666.

It is not a de Polignac number, because 2163685752315 - 2²¹ = 2163683655163 is a prime.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2824515 + ... + 3507884.

It is an arithmetic number, because the mean of its divisors is an integer number (120252276000).

Almost surely, 2^{2163685752315} is an apocalyptic number.

2163685752315 is a deficient number, since it is larger than the sum of its proper divisors (1684387079685).

2163685752315 is a wasteful number, since it uses less digits than its factorization.

2163685752315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6334944 (or 6334938 counting only the distinct ones).

The product of its digits is 9072000, while the sum is 54.

The spelling of 2163685752315 in words is "two trillion, one hundred sixty-three billion, six hundred eighty-five million, seven hundred fifty-two thousand, three hundred fifteen".