100561436156 has 12 divisors (see below), whose sum is σ = 176304240168. Its totient is φ = 50188796112.

The previous prime is 100561436117. The next prime is 100561436159. The reversal of 100561436156 is 651634165001.

It is a super-2 number, since 2×100561436156² (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 (100561436159) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22978031 + ... + 22982406.

It is an arithmetic number, because the mean of its divisors is an integer number (14692020014).

Almost surely, 2^100561436156 is an apocalyptic number.

It is an amenable number.

100561436156 is a deficient number, since it is larger than the sum of its proper divisors (75742804012).

100561436156 is a wasteful number, since it uses less digits than its factorization.

100561436156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45960988 (or 45960986 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 38.

The spelling of 100561436156 in words is "one hundred billion, five hundred sixty-one million, four hundred thirty-six thousand, one hundred fifty-six".