45318550 has 12 divisors (see below), whose sum is σ = 84292596. Its totient is φ = 18127400.

The previous prime is 45318541. The next prime is 45318569. The reversal of 45318550 is 5581354.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 453136 + ... + 453235.

It is an arithmetic number, because the mean of its divisors is an integer number (7024383).

Almost surely, 2^45318550 is an apocalyptic number.

45318550 is a deficient number, since it is larger than the sum of its proper divisors (38974046).

45318550 is a wasteful number, since it uses less digits than its factorization.

45318550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 906383 (or 906378 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 31.

The square root of 45318550 is about 6731.9053766374. The cubic root of 45318550 is about 356.5266528584.

The spelling of 45318550 in words is "forty-five million, three hundred eighteen thousand, five hundred fifty".