100045545545 has 16 divisors (see below), whose sum is σ = 131512170240. Its totient is φ = 72458476800.

The previous prime is 100045545529. The next prime is 100045545583. The reversal of 100045545545 is 545545540001.

It is not a de Polignac number, because 100045545545 - 2⁴ = 100045545529 is a prime.

It is a super-2 number, since 2×100045545545² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 100045545499 and 100045545508.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3760625 + ... + 3787134.

It is an arithmetic number, because the mean of its divisors is an integer number (8219510640).

Almost surely, 2^100045545545 is an apocalyptic number.

It is an amenable number.

100045545545 is a deficient number, since it is larger than the sum of its proper divisors (31466624695).

100045545545 is a wasteful number, since it uses less digits than its factorization.

100045545545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7548016.

The product of its (nonzero) digits is 200000, while the sum is 38.

The spelling of 100045545545 in words is "one hundred billion, forty-five million, five hundred forty-five thousand, five hundred forty-five".