130645923075 has 72 divisors (see below), whose sum is σ = 244395191040. Its totient is φ = 66588350400.

The previous prime is 130645923071. The next prime is 130645923097. The reversal of 130645923075 is 570329546031.

130645923075 is a `hidden beast` number, since 1 + 306 + 45 + 9 + 230 + 75 = 666.

It is not a de Polignac number, because 130645923075 - 2² = 130645923071 is a prime.

It is a super-2 number, since 2×130645923075² (a number of 23 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 130645923075.

It is not an unprimeable number, because it can be changed into a prime (130645923071) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 6049146 + ... + 6070704.

Almost surely, 2^130645923075 is an apocalyptic number.

130645923075 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

130645923075 is a deficient number, since it is larger than the sum of its proper divisors (113749267965).

130645923075 is a wasteful number, since it uses less digits than its factorization.

130645923075 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22769 (or 22761 counting only the distinct ones).

The product of its (nonzero) digits is 680400, while the sum is 45.

The spelling of 130645923075 in words is "one hundred thirty billion, six hundred forty-five million, nine hundred twenty-three thousand, seventy-five".