45440054 has 16 divisors (see below), whose sum is σ = 76171536. Its totient is φ = 20150400.

The previous prime is 45440047. The next prime is 45440119. The reversal of 45440054 is 45004454.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24287 + ... + 26090.

It is an arithmetic number, because the mean of its divisors is an integer number (4760721).

Almost surely, 2^45440054 is an apocalyptic number.

45440054 is a deficient number, since it is larger than the sum of its proper divisors (30731482).

45440054 is a wasteful number, since it uses less digits than its factorization.

45440054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50431.

The product of its (nonzero) digits is 6400, while the sum is 26.

The square root of 45440054 is about 6740.9238239280. The cubic root of 45440054 is about 356.8449975340.

Subtracting from 45440054 its reverse (45004454), we obtain a square (435600 = 660²).

It can be divided in two parts, 454400 and 54, that added together give a palindrome (454454).

The spelling of 45440054 in words is "forty-five million, four hundred forty thousand, fifty-four".