677455506 has 48 divisors (see below), whose sum is σ = 1806552384. Its totient is φ = 178669152.

The previous prime is 677455483. The next prime is 677455529. The reversal of 677455506 is 605554776.

It is an interprime number because it is at equal distance from previous prime (677455483) and next prime (677455529).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 205156 + ... + 208431.

It is an arithmetic number, because the mean of its divisors is an integer number (37636508).

Almost surely, 2^677455506 is an apocalyptic number.

677455506 is an abundant number, since it is smaller than the sum of its proper divisors (1129096878).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

677455506 is a wasteful number, since it uses less digits than its factorization.

677455506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 413615 (or 413612 counting only the distinct ones).

The product of its (nonzero) digits is 882000, while the sum is 45.

The square root of 677455506 is about 26027.9754495043. The cubic root of 677455506 is about 878.2677295063.

The spelling of 677455506 in words is "six hundred seventy-seven million, four hundred fifty-five thousand, five hundred six".