677400771 has 16 divisors (see below), whose sum is σ = 919883520. Its totient is φ = 443282400.

The previous prime is 677400769. The next prime is 677400781. The reversal of 677400771 is 177004776.

It is not a de Polignac number, because 677400771 - 2¹ = 677400769 is a prime.

It is not an unprimeable number, because it can be changed into a prime (677400781) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 134346 + ... + 139296.

It is an arithmetic number, because the mean of its divisors is an integer number (57492720).

Almost surely, 2^677400771 is an apocalyptic number.

677400771 is a deficient number, since it is larger than the sum of its proper divisors (242482749).

677400771 is a wasteful number, since it uses less digits than its factorization.

677400771 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5786.

The product of its (nonzero) digits is 57624, while the sum is 39.

The square root of 677400771 is about 26026.9239634652. The cubic root of 677400771 is about 878.2440756631.

The spelling of 677400771 in words is "six hundred seventy-seven million, four hundred thousand, seven hundred seventy-one".