674102612240 has 80 divisors (see below), whose sum is σ = 1611312315840. Its totient is φ = 262082142720.

The previous prime is 674102612179. The next prime is 674102612251. The reversal of 674102612240 is 42216201476.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

It is a self number, because there is not a number n which added to its sum of digits gives 674102612240.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2756891 + ... + 2991429.

It is an arithmetic number, because the mean of its divisors is an integer number (20141403948).

Almost surely, 2^674102612240 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 674102612240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (805656157920).

674102612240 is an abundant number, since it is smaller than the sum of its proper divisors (937209703600).

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

674102612240 is a wasteful number, since it uses less digits than its factorization.

674102612240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235560 (or 235554 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 35.

The spelling of 674102612240 in words is "six hundred seventy-four billion, one hundred two million, six hundred twelve thousand, two hundred forty".