704745909504 has 432 divisors, whose sum is σ = 2593514781312. Its totient is φ = 185865560064.

The previous prime is 704745909499. The next prime is 704745909541. The reversal of 704745909504 is 405909547407.

704745909504 is a `hidden beast` number, since 7 + 0 + 4 + 7 + 45 + 90 + 9 + 504 = 666.

It is a tau number, because it is divible by the number of its divisors (432).

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 47 ways as a sum of consecutive naturals, for example, 5598682 + ... + 5723174.

Almost surely, 2^704745909504 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 704745909504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1296757390656).

704745909504 is an abundant number, since it is smaller than the sum of its proper divisors (1888768871808).

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

704745909504 is a wasteful number, since it uses less digits than its factorization.

704745909504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124544 (or 124518 counting only the distinct ones).

The product of its (nonzero) digits is 6350400, while the sum is 54.

The spelling of 704745909504 in words is "seven hundred four billion, seven hundred forty-five million, nine hundred nine thousand, five hundred four".