672774325674 has 96 divisors (see below), whose sum is σ = 1544323052160. Its totient is φ = 194877217920.

The previous prime is 672774325603. The next prime is 672774325681. The reversal of 672774325674 is 476523477276.

It is a super-2 number, since 2×672774325674² (a number of 24 digits) contains 22 as substring.

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 47 ways as a sum of consecutive naturals, for example, 26654092 + ... + 26679320.

It is an arithmetic number, because the mean of its divisors is an integer number (16086698460).

Almost surely, 2^672774325674 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 672774325674, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (772161526080).

672774325674 is an abundant number, since it is smaller than the sum of its proper divisors (871548726486).

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

672774325674 is a wasteful number, since it uses less digits than its factorization.

672774325674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26876 (or 26865 counting only the distinct ones).

The product of its digits is 82978560, while the sum is 60.

The spelling of 672774325674 in words is "six hundred seventy-two billion, seven hundred seventy-four million, three hundred twenty-five thousand, six hundred seventy-four".