45444554 has 8 divisors (see below), whose sum is σ = 68439168. Its totient is φ = 22631500.

The previous prime is 45444533. The next prime is 45444569. The reversal of 45444554 is 45544454.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44762 + ... + 45765.

It is an arithmetic number, because the mean of its divisors is an integer number (8554896).

Almost surely, 2^45444554 is an apocalyptic number.

45444554 is a deficient number, since it is larger than the sum of its proper divisors (22994614).

45444554 is a wasteful number, since it uses less digits than its factorization.

45444554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90780.

The product of its digits is 128000, while the sum is 35.

The square root of 45444554 is about 6741.2575978077. The cubic root of 45444554 is about 356.8567767856.

The spelling of 45444554 in words is "forty-five million, four hundred forty-four thousand, five hundred fifty-four".