45455500 has 24 divisors (see below), whose sum is σ = 99275904. Its totient is φ = 18182000.

The previous prime is 45455497. The next prime is 45455513. The reversal of 45455500 is 555454.

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, 44956 + ... + 45955.

It is an arithmetic number, because the mean of its divisors is an integer number (4136496).

Almost surely, 2^45455500 is an apocalyptic number.

It is an amenable number.

45455500 is an abundant number, since it is smaller than the sum of its proper divisors (53820404).

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

45455500 is a wasteful number, since it uses less digits than its factorization.

45455500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90930 (or 90918 counting only the distinct ones).

The product of its (nonzero) digits is 10000, while the sum is 28.

The square root of 45455500 is about 6742.0694152463. The cubic root of 45455500 is about 356.8854259148.

The spelling of 45455500 in words is "forty-five million, four hundred fifty-five thousand, five hundred".