677559550 has 24 divisors (see below), whose sum is σ = 1273262256. Its totient is φ = 268227840.

The previous prime is 677559527. The next prime is 677559569. The reversal of 677559550 is 55955776.

It is a junction number, because it is equal to n+sod(n) for n = 677559494 and 677559503.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 65002 + ... + 74701.

It is an arithmetic number, because the mean of its divisors is an integer number (53052594).

Almost surely, 2^677559550 is an apocalyptic number.

677559550 is a deficient number, since it is larger than the sum of its proper divisors (595702706).

677559550 is a wasteful number, since it uses less digits than its factorization.

677559550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139812 (or 139807 counting only the distinct ones).

The product of its (nonzero) digits is 1653750, while the sum is 49.

The square root of 677559550 is about 26029.9740683697. The cubic root of 677559550 is about 878.3126888230.

The spelling of 677559550 in words is "six hundred seventy-seven million, five hundred fifty-nine thousand, five hundred fifty".