130156780015 has 4 divisors (see below), whose sum is σ = 156188136024. Its totient is φ = 104125424008.

The previous prime is 130156780001. The next prime is 130156780031. The reversal of 130156780015 is 510087651031.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-130156780015 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13015677997 + ... + 13015678006.

It is an arithmetic number, because the mean of its divisors is an integer number (39047034006).

Almost surely, 2^130156780015 is an apocalyptic number.

130156780015 is a deficient number, since it is larger than the sum of its proper divisors (26031356009).

130156780015 is an equidigital number, since it uses as much as digits as its factorization.

130156780015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26031356008.

The product of its (nonzero) digits is 25200, while the sum is 37.

The spelling of 130156780015 in words is "one hundred thirty billion, one hundred fifty-six million, seven hundred eighty thousand, fifteen".