704239125640 has 128 divisors (see below), whose sum is σ = 1724286009600. Its totient is φ = 257813176320.

The previous prime is 704239125617. The next prime is 704239125713. The reversal of 704239125640 is 46521932407.

704239125640 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 8518021 + ... + 8600299.

It is an arithmetic number, because the mean of its divisors is an integer number (13470984450).

Almost surely, 2^704239125640 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 704239125640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (862143004800).

704239125640 is an abundant number, since it is smaller than the sum of its proper divisors (1020046883960).

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

704239125640 is a wasteful number, since it uses less digits than its factorization.

704239125640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82655 (or 82651 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 43.

The spelling of 704239125640 in words is "seven hundred four billion, two hundred thirty-nine million, one hundred twenty-five thousand, six hundred forty".