45155577 has 8 divisors (see below), whose sum is σ = 61834816. Its totient is φ = 29290032.

The previous prime is 45155573. The next prime is 45155597. The reversal of 45155577 is 77555154.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 45155577 - 2² = 45155573 is a prime.

It is a super-2 number, since 2×45155577² = 4078052268405858, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45155573) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 203293 + ... + 203514.

It is an arithmetic number, because the mean of its divisors is an integer number (7729352).

Almost surely, 2^45155577 is an apocalyptic number.

It is an amenable number.

45155577 is a deficient number, since it is larger than the sum of its proper divisors (16679239).

45155577 is a wasteful number, since it uses less digits than its factorization.

45155577 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 406847.

The product of its digits is 122500, while the sum is 39.

The square root of 45155577 is about 6719.7899520744. The cubic root of 45155577 is about 356.0987632600.

The spelling of 45155577 in words is "forty-five million, one hundred fifty-five thousand, five hundred seventy-seven".