382477752777 has 4 divisors (see below), whose sum is σ = 509970337040. Its totient is φ = 254985168516.

The previous prime is 382477752773. The next prime is 382477752869. The reversal of 382477752777 is 777257774283.

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 not a de Polignac number, because 382477752777 - 2² = 382477752773 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (382477752773) 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, 63746292127 + ... + 63746292132.

It is an arithmetic number, because the mean of its divisors is an integer number (127492584260).

Almost surely, 2^382477752777 is an apocalyptic number.

It is an amenable number.

382477752777 is a deficient number, since it is larger than the sum of its proper divisors (127492584263).

382477752777 is a wasteful number, since it uses less digits than its factorization.

382477752777 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127492584262.

The product of its digits is 225886080, while the sum is 66.

The spelling of 382477752777 in words is "three hundred eighty-two billion, four hundred seventy-seven million, seven hundred fifty-two thousand, seven hundred seventy-seven".