45805550 has 24 divisors (see below), whose sum is σ = 97370256. Its totient is φ = 15704640.

The previous prime is 45805547. The next prime is 45805553. The reversal of 45805550 is 5550854.

It is an interprime number because it is at equal distance from previous prime (45805547) and next prime (45805553).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45805553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 65087 + ... + 65786.

It is an arithmetic number, because the mean of its divisors is an integer number (4057094).

Almost surely, 2^45805550 is an apocalyptic number.

45805550 is an abundant number, since it is smaller than the sum of its proper divisors (51564706).

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

45805550 is a wasteful number, since it uses less digits than its factorization.

45805550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130892 (or 130887 counting only the distinct ones).

The product of its (nonzero) digits is 20000, while the sum is 32.

The square root of 45805550 is about 6767.9797576529. The cubic root of 45805550 is about 357.7992018157.

The spelling of 45805550 in words is "forty-five million, eight hundred five thousand, five hundred fifty".