100560645045 has 96 divisors (see below), whose sum is σ = 206721994752. Its totient is φ = 45939845952.

The previous prime is 100560645041. The next prime is 100560645047. The reversal of 100560645045 is 540546065001.

100560645045 is a `hidden beast` number, since 1 + 0 + 0 + 5 + 6 + 0 + 645 + 0 + 4 + 5 = 666.

It is not a de Polignac number, because 100560645045 - 2² = 100560645041 is a prime.

It is a super-2 number, since 2×100560645045² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100560645041) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 17032564 + ... + 17038466.

It is an arithmetic number, because the mean of its divisors is an integer number (2153354112).

Almost surely, 2^100560645045 is an apocalyptic number.

100560645045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

100560645045 is an abundant number, since it is smaller than the sum of its proper divisors (106161349707).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

100560645045 is an equidigital number, since it uses as much as digits as its factorization.

100560645045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7933 (or 7921 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

The spelling of 100560645045 in words is "one hundred billion, five hundred sixty million, six hundred forty-five thousand, forty-five".