677370123 has 12 divisors (see below), whose sum is σ = 979384120. Its totient is φ = 451136736.

The previous prime is 677370103. The next prime is 677370149. The reversal of 677370123 is 321073776.

It is not a de Polignac number, because 677370123 - 2⁹ = 677369611 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (677370103) 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, 27133 + ... + 45726.

Almost surely, 2^677370123 is an apocalyptic number.

677370123 is a deficient number, since it is larger than the sum of its proper divisors (302013997).

677370123 is a wasteful number, since it uses less digits than its factorization.

677370123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73898 (or 73895 counting only the distinct ones).

The product of its (nonzero) digits is 37044, while the sum is 36.

The square root of 677370123 is about 26026.3351818884. The cubic root of 677370123 is about 878.2308305102.

The spelling of 677370123 in words is "six hundred seventy-seven million, three hundred seventy thousand, one hundred twenty-three".