45718557 has 16 divisors (see below), whose sum is σ = 61961280. Its totient is φ = 29981952.

The previous prime is 45718553. The next prime is 45718571. The reversal of 45718557 is 75581754.

It is not a de Polignac number, because 45718557 - 2² = 45718553 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45718553) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52794 + ... + 53652.

It is an arithmetic number, because the mean of its divisors is an integer number (3872580).

Almost surely, 2^45718557 is an apocalyptic number.

It is an amenable number.

45718557 is a deficient number, since it is larger than the sum of its proper divisors (16242723).

45718557 is a wasteful number, since it uses less digits than its factorization.

45718557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1132.

The product of its digits is 196000, while the sum is 42.

The square root of 45718557 is about 6761.5498962886. The cubic root of 45718557 is about 357.5725498676.

The spelling of 45718557 in words is "forty-five million, seven hundred eighteen thousand, five hundred fifty-seven".