156004642103 has 16 divisors (see below), whose sum is σ = 164764879200. Its totient is φ = 147709001088.

The previous prime is 156004642099. The next prime is 156004642109. The reversal of 156004642103 is 301246400651.

It is not a de Polignac number, because 156004642103 - 2² = 156004642099 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 156004642103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (156004642109) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14185775 + ... + 14196767.

It is an arithmetic number, because the mean of its divisors is an integer number (10297804950).

Almost surely, 2^156004642103 is an apocalyptic number.

156004642103 is a deficient number, since it is larger than the sum of its proper divisors (8760237097).

156004642103 is an equidigital number, since it uses as much as digits as its factorization.

156004642103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13119 (or 13081 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 32.

The spelling of 156004642103 in words is "one hundred fifty-six billion, four million, six hundred forty-two thousand, one hundred three".