677882082222 has 64 divisors (see below), whose sum is σ = 1542011304960. Its totient is φ = 220641916032.

The previous prime is 677882082193. The next prime is 677882082239. The reversal of 677882082222 is 222280288776.

It is a hoax number, since the sum of its digits (54) 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 (54).

It is a congruent number.

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, 790533 + ... + 1407375.

It is an arithmetic number, because the mean of its divisors is an integer number (24093926640).

Almost surely, 2^677882082222 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 677882082222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (771005652480).

677882082222 is an abundant number, since it is smaller than the sum of its proper divisors (864129222738).

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

677882082222 is a wasteful number, since it uses less digits than its factorization.

677882082222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 617334 (or 617328 counting only the distinct ones).

The product of its (nonzero) digits is 4816896, while the sum is 54.

The spelling of 677882082222 in words is "six hundred seventy-seven billion, eight hundred eighty-two million, eighty-two thousand, two hundred twenty-two".