10457385777 has 12 divisors (see below), whose sum is σ = 15122230864. Its totient is φ = 6963689880.

The previous prime is 10457385767. The next prime is 10457385823. The reversal of 10457385777 is 77758375401.

10457385777 is a `hidden beast` number, since 10 + 4 + 57 + 3 + 8 + 577 + 7 = 666.

It is not a de Polignac number, because 10457385777 - 2¹⁰ = 10457384753 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10457385767) 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, 649999 + ... + 665892.

Almost surely, 2^10457385777 is an apocalyptic number.

It is an amenable number.

10457385777 is a deficient number, since it is larger than the sum of its proper divisors (4664845087).

10457385777 is a wasteful number, since it uses less digits than its factorization.

10457385777 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1316780 (or 1316777 counting only the distinct ones).

The product of its (nonzero) digits is 5762400, while the sum is 54.

The spelling of 10457385777 in words is "ten billion, four hundred fifty-seven million, three hundred eighty-five thousand, seven hundred seventy-seven".