100556140653 has 48 divisors (see below), whose sum is σ = 150855307200. Its totient is φ = 64512518400.

The previous prime is 100556140639. The next prime is 100556140681. The reversal of 100556140653 is 356041655001.

100556140653 is a `hidden beast` number, since 1 + 0 + 0 + 5 + 561 + 40 + 6 + 53 = 666.

It is not a de Polignac number, because 100556140653 - 2⁵ = 100556140621 is a prime.

It is a super-2 number, since 2×100556140653² (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 (100556140603) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4762626 + ... + 4783692.

It is an arithmetic number, because the mean of its divisors is an integer number (3142818900).

Almost surely, 2^100556140653 is an apocalyptic number.

It is an amenable number.

100556140653 is a deficient number, since it is larger than the sum of its proper divisors (50299166547).

100556140653 is a wasteful number, since it uses less digits than its factorization.

100556140653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21322 (or 21319 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 36.

Adding to 100556140653 its reverse (356041655001), we get a palindrome (456597795654).

The spelling of 100556140653 in words is "one hundred billion, five hundred fifty-six million, one hundred forty thousand, six hundred fifty-three".