100545444 has 36 divisors (see below), whose sum is σ = 254524816. Its totient is φ = 33466608.

The previous prime is 100545421. The next prime is 100545457. The reversal of 100545444 is 444545001.

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 30207 + ... + 33369.

Almost surely, 2^100545444 is an apocalyptic number.

It is an amenable number.

100545444 is an abundant number, since it is smaller than the sum of its proper divisors (153979372).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

100545444 is a wasteful number, since it uses less digits than its factorization.

100545444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4056 (or 4051 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 27.

The square root of 100545444 is about 10027.2351124325. The cubic root of 100545444 is about 465.0012625703.

The spelling of 100545444 in words is "one hundred million, five hundred forty-five thousand, four hundred forty-four".