156216130643053 has 4 divisors (see below), whose sum is σ = 168232756077148. Its totient is φ = 144199505208960.

The previous prime is 156216130643047. The next prime is 156216130643057. The reversal of 156216130643053 is 350346031612651.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 92464417368964 + 63751713274089 = 9615842^2 + 7984467^2 .

It is a cyclic number.

It is not a de Polignac number, because 156216130643053 - 2⁵ = 156216130643021 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 156216130642994 and 156216130643012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (156216130643057) 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, 6008312717028 + ... + 6008312717053.

It is an arithmetic number, because the mean of its divisors is an integer number (42058189019287).

Almost surely, 2^{156216130643053} is an apocalyptic number.

156216130643053 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

156216130643053 is a deficient number, since it is larger than the sum of its proper divisors (12016625434095).

156216130643053 is a wasteful number, since it uses less digits than its factorization.

156216130643053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12016625434094.

The product of its (nonzero) digits is 1166400, while the sum is 46.

The spelling of 156216130643053 in words is "one hundred fifty-six trillion, two hundred sixteen billion, one hundred thirty million, six hundred forty-three thousand, fifty-three".