130172443556 has 12 divisors (see below), whose sum is σ = 227806291440. Its totient is φ = 65084931720.

The previous prime is 130172443549. The next prime is 130172443567. The reversal of 130172443556 is 655344271031.

It is a super-2 number, since 2×130172443556² (a number of 23 digits) contains 22 as substring.

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, 74246 + ... + 515613.

It is an arithmetic number, because the mean of its divisors is an integer number (18983857620).

Almost surely, 2^130172443556 is an apocalyptic number.

It is an amenable number.

130172443556 is a deficient number, since it is larger than the sum of its proper divisors (97633847884).

130172443556 is a wasteful number, since it uses less digits than its factorization.

130172443556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 645034 (or 645032 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 41.

The spelling of 130172443556 in words is "one hundred thirty billion, one hundred seventy-two million, four hundred forty-three thousand, five hundred fifty-six".