704899663488 has 256 divisors, whose sum is σ = 2172575520000. Its totient is φ = 224575819776.

The previous prime is 704899663487. The next prime is 704899663537. The reversal of 704899663488 is 884366998407.

704899663488 is a `hidden beast` number, since 7 + 0 + 4 + 89 + 9 + 6 + 63 + 488 = 666.

It is a super-2 number, since 2×704899663488² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is not an unprimeable number, because it can be changed into a prime (704899663483) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 135842398 + ... + 135847586.

It is an arithmetic number, because the mean of its divisors is an integer number (8486623125).

Almost surely, 2^704899663488 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 704899663488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1086287760000).

704899663488 is an abundant number, since it is smaller than the sum of its proper divisors (1467675856512).

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

704899663488 is a wasteful number, since it uses less digits than its factorization.

704899663488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6944 (or 6926 counting only the distinct ones).

The product of its (nonzero) digits is 501645312, while the sum is 72.

The spelling of 704899663488 in words is "seven hundred four billion, eight hundred ninety-nine million, six hundred sixty-three thousand, four hundred eighty-eight".