544402045 has 16 divisors (see below), whose sum is σ = 717465600. Its totient is φ = 393265600.

The previous prime is 544402039. The next prime is 544402073. The reversal of 544402045 is 540204445.

It is not a de Polignac number, because 544402045 - 2³ = 544402037 is a prime.

It is a congruent number.

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, 25021 + ... + 41410.

It is an arithmetic number, because the mean of its divisors is an integer number (44841600).

Almost surely, 2^544402045 is an apocalyptic number.

544402045 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

544402045 is a deficient number, since it is larger than the sum of its proper divisors (173063555).

544402045 is a wasteful number, since it uses less digits than its factorization.

544402045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66596.

The product of its (nonzero) digits is 12800, while the sum is 28.

The square root of 544402045 is about 23332.4247561200. The cubic root of 544402045 is about 816.5320749088.

The spelling of 544402045 in words is "five hundred forty-four million, four hundred two thousand, forty-five".