676455570 has 64 divisors (see below), whose sum is σ = 2061584640. Its totient is φ = 154617984.

The previous prime is 676455547. The next prime is 676455607. The reversal of 676455570 is 75554676.

676455570 is a `hidden beast` number, since 6 + 76 + 4 + 5 + 5 + 570 = 666.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 177067 + ... + 180846.

It is an arithmetic number, because the mean of its divisors is an integer number (32212260).

Almost surely, 2^676455570 is an apocalyptic number.

676455570 is an abundant number, since it is smaller than the sum of its proper divisors (1385129070).

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

676455570 is a wasteful number, since it uses less digits than its factorization.

676455570 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 357936 (or 357930 counting only the distinct ones).

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

The square root of 676455570 is about 26008.7594859886. The cubic root of 676455570 is about 877.8354039624.

The spelling of 676455570 in words is "six hundred seventy-six million, four hundred fifty-five thousand, five hundred seventy".