3155642335623 has 16 divisors (see below), whose sum is σ = 4531971044480. Its totient is φ = 1946687559264.

The previous prime is 3155642335613. The next prime is 3155642335649. The reversal of 3155642335623 is 3265332465513.

It is a happy number.

It is not a de Polignac number, because 3155642335623 - 2⁴ = 3155642335607 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3155642335613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 643743436 + ... + 643748337.

It is an arithmetic number, because the mean of its divisors is an integer number (283248190280).

Almost surely, 2^{3155642335623} is an apocalyptic number.

3155642335623 is a deficient number, since it is larger than the sum of its proper divisors (1376328708857).

3155642335623 is a wasteful number, since it uses less digits than its factorization.

3155642335623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1287491838.

The product of its digits is 5832000, while the sum is 48.

The spelling of 3155642335623 in words is "three trillion, one hundred fifty-five billion, six hundred forty-two million, three hundred thirty-five thousand, six hundred twenty-three".