677246355072 has 160 divisors (see below), whose sum is σ = 2303399308320. Its totient is φ = 193498937856.

The previous prime is 677246355067. The next prime is 677246355073. The reversal of 677246355072 is 270553642776.

It is a happy number.

677246355072 is a `hidden beast` number, since 6 + 7 + 7 + 24 + 63 + 550 + 7 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (677246355073) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 4593198 + ... + 4738349.

It is an arithmetic number, because the mean of its divisors is an integer number (14396245677).

Almost surely, 2^677246355072 is an apocalyptic number.

It is an amenable number.

677246355072 is an abundant number, since it is smaller than the sum of its proper divisors (1626152953248).

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

677246355072 is an equidigital number, since it uses as much as digits as its factorization.

677246355072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9331580 (or 9331559 counting only the distinct ones).

The product of its (nonzero) digits is 14817600, while the sum is 54.

The spelling of 677246355072 in words is "six hundred seventy-seven billion, two hundred forty-six million, three hundred fifty-five thousand, seventy-two".