45506577 has 12 divisors (see below), whose sum is σ = 64038480. Its totient is φ = 28740312.

The previous prime is 45506563. The next prime is 45506579. The reversal of 45506577 is 77560554.

It is not a de Polignac number, because 45506577 - 2⁴ = 45506561 is a prime.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (45506579) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19927 + ... + 22092.

It is an arithmetic number, because the mean of its divisors is an integer number (5336540).

Almost surely, 2^45506577 is an apocalyptic number.

It is an amenable number.

45506577 is a deficient number, since it is larger than the sum of its proper divisors (18531903).

45506577 is a wasteful number, since it uses less digits than its factorization.

45506577 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42060 (or 42041 counting only the distinct ones).

The product of its (nonzero) digits is 147000, while the sum is 39.

The square root of 45506577 is about 6745.8562836752. The cubic root of 45506577 is about 357.0190497410.

The spelling of 45506577 in words is "forty-five million, five hundred six thousand, five hundred seventy-seven".