677591732322 has 64 divisors (see below), whose sum is σ = 1510630248960. Its totient is φ = 225133754832.

The previous prime is 677591732291. The next prime is 677591732371. The reversal of 677591732322 is 223237195776.

It is a happy number.

677591732322 is a `hidden beast` number, since 6 + 7 + 7 + 591 + 7 + 3 + 23 + 22 = 666.

It is a super-3 number, since 3×677591732322³ (a number of 36 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 80250633 + ... + 80259075.

It is an arithmetic number, because the mean of its divisors is an integer number (23603597640).

Almost surely, 2^677591732322 is an apocalyptic number.

677591732322 is an abundant number, since it is smaller than the sum of its proper divisors (833038516638).

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

677591732322 is a wasteful number, since it uses less digits than its factorization.

677591732322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13084 (or 13078 counting only the distinct ones).

The product of its digits is 6667920, while the sum is 54.

It can be divided in two parts, 67759 and 1732322, that added together give a palindrome (1800081).

The spelling of 677591732322 in words is "six hundred seventy-seven billion, five hundred ninety-one million, seven hundred thirty-two thousand, three hundred twenty-two".