45688777 has 4 divisors (see below), whose sum is σ = 45871056. Its totient is φ = 45506500.

The previous prime is 45688771. The next prime is 45688789. The reversal of 45688777 is 77788654.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45688777 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45688771) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 90763 + ... + 91264.

It is an arithmetic number, because the mean of its divisors is an integer number (11467764).

Almost surely, 2^45688777 is an apocalyptic number.

It is an amenable number.

45688777 is a deficient number, since it is larger than the sum of its proper divisors (182279).

45688777 is a wasteful number, since it uses less digits than its factorization.

45688777 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182278.

The product of its digits is 2634240, while the sum is 52.

The square root of 45688777 is about 6759.3473797401. The cubic root of 45688777 is about 357.4948948690.

The spelling of 45688777 in words is "forty-five million, six hundred eighty-eight thousand, seven hundred seventy-seven".