677675899 has 4 divisors (see below), whose sum is σ = 681992464. Its totient is φ = 673359336.

The previous prime is 677675897. The next prime is 677675909. The reversal of 677675899 is 998576776.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 677675899 - 2¹ = 677675897 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 677675899.

It is not an unprimeable number, because it can be changed into a prime (677675893) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2158047 + ... + 2158360.

It is an arithmetic number, because the mean of its divisors is an integer number (170498116).

Almost surely, 2^677675899 is an apocalyptic number.

677675899 is a deficient number, since it is larger than the sum of its proper divisors (4316565).

677675899 is a wasteful number, since it uses less digits than its factorization.

677675899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4316564.

The product of its digits is 40007520, while the sum is 64.

The square root of 677675899 is about 26032.2088766973. The cubic root of 677675899 is about 878.3629599046.

The spelling of 677675899 in words is "six hundred seventy-seven million, six hundred seventy-five thousand, eight hundred ninety-nine".