130599131978 has 16 divisors (see below), whose sum is σ = 224223975360. Its totient is φ = 55886119296.

The previous prime is 130599131969. The next prime is 130599131987. The reversal of 130599131978 is 879131995031.

It is an interprime number because it is at equal distance from previous prime (130599131969) and next prime (130599131987).

It is a super-2 number, since 2×130599131978² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7068551 + ... + 7087002.

It is an arithmetic number, because the mean of its divisors is an integer number (14013998460).

Almost surely, 2^130599131978 is an apocalyptic number.

130599131978 is a deficient number, since it is larger than the sum of its proper divisors (93624843382).

130599131978 is a wasteful number, since it uses less digits than its factorization.

130599131978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14156221.

The product of its (nonzero) digits is 1837080, while the sum is 56.

The spelling of 130599131978 in words is "one hundred thirty billion, five hundred ninety-nine million, one hundred thirty-one thousand, nine hundred seventy-eight".