677502616959 has 224 divisors, whose sum is σ = 1223275806720. Its totient is φ = 367025069376.

The previous prime is 677502616957. The next prime is 677502616981. The reversal of 677502616959 is 959616205776.

677502616959 is a `hidden beast` number, since 6 + 7 + 7 + 5 + 0 + 2 + 616 + 9 + 5 + 9 = 666.

It is not a de Polignac number, because 677502616959 - 2¹ = 677502616957 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a junction number, because it is equal to n+sod(n) for n = 677502616896 and 677502616905.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (677502616957) by changing a digit.

It is a polite number, since it can be written in 223 ways as a sum of consecutive naturals, for example, 1846055994 + ... + 1846056360.

Almost surely, 2^677502616959 is an apocalyptic number.

677502616959 is a deficient number, since it is larger than the sum of its proper divisors (545773189761).

677502616959 is a wasteful number, since it uses less digits than its factorization.

677502616959 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 661 (or 646 counting only the distinct ones).

The product of its (nonzero) digits is 42865200, while the sum is 63.

The spelling of 677502616959 in words is "six hundred seventy-seven billion, five hundred two million, six hundred sixteen thousand, nine hundred fifty-nine".