677972559 has 12 divisors (see below), whose sum is σ = 993613208. Its totient is φ = 410892240.

The previous prime is 677972551. The next prime is 677972567. The reversal of 677972559 is 955279776.

It is an interprime number because it is at equal distance from previous prime (677972551) and next prime (677972567).

It is not a de Polignac number, because 677972559 - 2³ = 677972551 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 677972499 and 677972508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (677972551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 933484 + ... + 934209.

Almost surely, 2^677972559 is an apocalyptic number.

677972559 is a deficient number, since it is larger than the sum of its proper divisors (315640649).

677972559 is a wasteful number, since it uses less digits than its factorization.

677972559 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1867718 (or 1867707 counting only the distinct ones).

The product of its digits is 8334900, while the sum is 57.

The square root of 677972559 is about 26037.9061946233. The cubic root of 677972559 is about 878.4911121881.

The spelling of 677972559 in words is "six hundred seventy-seven million, nine hundred seventy-two thousand, five hundred fifty-nine".