100546420557 has 16 divisors (see below), whose sum is σ = 146254651200. Its totient is φ = 60935011200.

The previous prime is 100546420543. The next prime is 100546420603. The reversal of 100546420557 is 755024645001.

It is not a de Polignac number, because 100546420557 - 2⁸ = 100546420301 is a prime.

It is a super-2 number, since 2×100546420557² (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 (100546420537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1668207 + ... + 1727427.

It is an arithmetic number, because the mean of its divisors is an integer number (9140915700).

Almost surely, 2^100546420557 is an apocalyptic number.

It is an amenable number.

100546420557 is a deficient number, since it is larger than the sum of its proper divisors (45708230643).

100546420557 is a wasteful number, since it uses less digits than its factorization.

100546420557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110684.

The product of its (nonzero) digits is 168000, while the sum is 39.

The spelling of 100546420557 in words is "one hundred billion, five hundred forty-six million, four hundred twenty thousand, five hundred fifty-seven".