677403760 has 80 divisors (see below), whose sum is σ = 1819249632. Its totient is φ = 231833600.

The previous prime is 677403757. The next prime is 677403767. The reversal of 677403760 is 67304776.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (677403767) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7681 + ... + 37600.

Almost surely, 2^677403760 is an apocalyptic number.

It is an amenable number.

677403760 is an abundant number, since it is smaller than the sum of its proper divisors (1141845872).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

677403760 is a wasteful number, since it uses less digits than its factorization.

677403760 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45322 (or 45316 counting only the distinct ones).

The product of its (nonzero) digits is 148176, while the sum is 40.

The square root of 677403760 is about 26026.9813847092. The cubic root of 677403760 is about 878.2453673985.

The spelling of 677403760 in words is "six hundred seventy-seven million, four hundred three thousand, seven hundred sixty".