677404365 has 64 divisors (see below), whose sum is σ = 1207249920. Its totient is φ = 321615360.

The previous prime is 677404363. The next prime is 677404369. The reversal of 677404365 is 563404776.

It is a happy number.

It is not a de Polignac number, because 677404365 - 2¹ = 677404363 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (677404361) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2393514 + ... + 2393796.

It is an arithmetic number, because the mean of its divisors is an integer number (18863280).

Almost surely, 2^677404365 is an apocalyptic number.

It is an amenable number.

677404365 is a deficient number, since it is larger than the sum of its proper divisors (529845555).

677404365 is a wasteful number, since it uses less digits than its factorization.

677404365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 554.

The product of its (nonzero) digits is 423360, while the sum is 42.

The square root of 677404365 is about 26026.9930072608. The cubic root of 677404365 is about 878.2456288567.

The spelling of 677404365 in words is "six hundred seventy-seven million, four hundred four thousand, three hundred sixty-five".