677077623 has 10 divisors (see below), whose sum is σ = 1011437064. Its totient is φ = 451385028.

The previous prime is 677077601. The next prime is 677077627. The reversal of 677077623 is 326770776.

It is not a de Polignac number, because 677077623 - 2¹⁷ = 676946551 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (677077627) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 4179411 + ... + 4179572.

Almost surely, 2^677077623 is an apocalyptic number.

677077623 is a deficient number, since it is larger than the sum of its proper divisors (334359441).

677077623 is an equidigital number, since it uses as much as digits as its factorization.

677077623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8358995 (or 8358986 counting only the distinct ones).

The product of its (nonzero) digits is 518616, while the sum is 45.

The square root of 677077623 is about 26020.7152668792. The cubic root of 677077623 is about 878.1044006144.

The spelling of 677077623 in words is "six hundred seventy-seven million, seventy-seven thousand, six hundred twenty-three".