45504855 has 32 divisors (see below), whose sum is σ = 88254720. Its totient is φ = 22062240.

The previous prime is 45504839. The next prime is 45504863. The reversal of 45504855 is 55840554.

It is not a de Polignac number, because 45504855 - 2⁴ = 45504839 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13837 + ... + 16806.

It is an arithmetic number, because the mean of its divisors is an integer number (2757960).

Almost surely, 2^45504855 is an apocalyptic number.

45504855 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

45504855 is a deficient number, since it is larger than the sum of its proper divisors (42749865).

45504855 is a wasteful number, since it uses less digits than its factorization.

45504855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30668 (or 30662 counting only the distinct ones).

The product of its (nonzero) digits is 80000, while the sum is 36.

The square root of 45504855 is about 6745.7286485598. The cubic root of 45504855 is about 357.0145464025.

The spelling of 45504855 in words is "forty-five million, five hundred four thousand, eight hundred fifty-five".