677075841 has 20 divisors (see below), whose sum is σ = 1089238612. Its totient is φ = 416661408.

The previous prime is 677075837. The next prime is 677075891. The reversal of 677075841 is 148570776.

677075841 is a `hidden beast` number, since 67 + 7 + 0 + 7 + 584 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 186896241 + 490179600 = 13671^2 + 22140^2 .

It is not a de Polignac number, because 677075841 - 2² = 677075837 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (677075891) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 320446 + ... + 322551.

Almost surely, 2^677075841 is an apocalyptic number.

It is an amenable number.

677075841 is a deficient number, since it is larger than the sum of its proper divisors (412162771).

677075841 is a wasteful number, since it uses less digits than its factorization.

677075841 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 643022 (or 643013 counting only the distinct ones).

The product of its (nonzero) digits is 329280, while the sum is 45.

The square root of 677075841 is about 26020.6810249079. The cubic root of 677075841 is about 878.1036302530.

The spelling of 677075841 in words is "six hundred seventy-seven million, seventy-five thousand, eight hundred forty-one".