156480617123 has 4 divisors (see below), whose sum is σ = 156629789400. Its totient is φ = 156331444848.

The previous prime is 156480616997. The next prime is 156480617129. The reversal of 156480617123 is 321716084651.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 156480617123 - 2²⁰ = 156479568547 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (156480617129) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74584565 + ... + 74586662.

It is an arithmetic number, because the mean of its divisors is an integer number (39157447350).

Almost surely, 2^156480617123 is an apocalyptic number.

156480617123 is a deficient number, since it is larger than the sum of its proper divisors (149172277).

156480617123 is a wasteful number, since it uses less digits than its factorization.

156480617123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149172276.

The product of its (nonzero) digits is 241920, while the sum is 44.

The spelling of 156480617123 in words is "one hundred fifty-six billion, four hundred eighty million, six hundred seventeen thousand, one hundred twenty-three".