704704138424 has 384 divisors, whose sum is σ = 1681162560000. Its totient is φ = 274285440000.

The previous prime is 704704138423. The next prime is 704704138451. The reversal of 704704138424 is 424831407407.

It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (704704138423) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 4666914749 + ... + 4666914899.

It is an arithmetic number, because the mean of its divisors is an integer number (4378027500).

Almost surely, 2^704704138424 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 704704138424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (840581280000).

704704138424 is an abundant number, since it is smaller than the sum of its proper divisors (976458421576).

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

704704138424 is a wasteful number, since it uses less digits than its factorization.

704704138424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 491 (or 476 counting only the distinct ones).

The product of its (nonzero) digits is 602112, while the sum is 44.

The spelling of 704704138424 in words is "seven hundred four billion, seven hundred four million, one hundred thirty-eight thousand, four hundred twenty-four".