377213580857 has 4 divisors (see below), whose sum is σ = 383607031440. Its totient is φ = 370820130276.

The previous prime is 377213580841. The next prime is 377213580869. The reversal of 377213580857 is 758085312773.

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 not a de Polignac number, because 377213580857 - 2⁴ = 377213580841 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (377213580817) 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, 3196725203 + ... + 3196725320.

It is an arithmetic number, because the mean of its divisors is an integer number (95901757860).

Almost surely, 2^377213580857 is an apocalyptic number.

It is an amenable number.

377213580857 is a deficient number, since it is larger than the sum of its proper divisors (6393450583).

377213580857 is an equidigital number, since it uses as much as digits as its factorization.

377213580857 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6393450582.

The product of its (nonzero) digits is 9878400, while the sum is 56.

The spelling of 377213580857 in words is "three hundred seventy-seven billion, two hundred thirteen million, five hundred eighty thousand, eight hundred fifty-seven".