100561436158 has 8 divisors (see below), whose sum is σ = 150844539960. Its totient is φ = 50279922840.

The previous prime is 100561436117. The next prime is 100561436159. The reversal of 100561436158 is 851634165001.

100561436158 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×100561436158² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 100561436158.

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, 224473 + ... + 501508.

It is an arithmetic number, because the mean of its divisors is an integer number (18855567495).

Almost surely, 2^100561436158 is an apocalyptic number.

100561436158 is a deficient number, since it is larger than the sum of its proper divisors (50283103802).

100561436158 is an equidigital number, since it uses as much as digits as its factorization.

100561436158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 795242.

The product of its (nonzero) digits is 86400, while the sum is 40.

The spelling of 100561436158 in words is "one hundred billion, five hundred sixty-one million, four hundred thirty-six thousand, one hundred fifty-eight".