56448777 has 16 divisors (see below), whose sum is σ = 93837312. Its totient is φ = 29323920.

The previous prime is 56448757. The next prime is 56448779. The reversal of 56448777 is 77784465.

It is not a de Polignac number, because 56448777 - 2⁷ = 56448649 is a prime.

It is not an unprimeable number, because it can be changed into a prime (56448779) 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, 121953 + ... + 122414.

It is an arithmetic number, because the mean of its divisors is an integer number (5864832).

Almost surely, 2^56448777 is an apocalyptic number.

It is an amenable number.

56448777 is a deficient number, since it is larger than the sum of its proper divisors (37388535).

56448777 is a wasteful number, since it uses less digits than its factorization.

56448777 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244388.

The product of its digits is 1317120, while the sum is 48.

The square root of 56448777 is about 7513.2401132933. The cubic root of 56448777 is about 383.6055180115.

The spelling of 56448777 in words is "fifty-six million, four hundred forty-eight thousand, seven hundred seventy-seven".