709994061504 has 1120 divisors, whose sum is σ = 2682237317760. Its totient is φ = 180735639552.

The previous prime is 709994061433. The next prime is 709994061541. The reversal of 709994061504 is 405160499907.

It is a happy number.

709994061504 is a `hidden beast` number, since 7 + 0 + 9 + 99 + 40 + 6 + 1 + 504 = 666.

709994061504 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (54) 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 (54).

It is an unprimeable number.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 1825177342 + ... + 1825177730.

It is an arithmetic number, because the mean of its divisors is an integer number (2394854748).

Almost surely, 2^709994061504 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 709994061504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1341118658880).

709994061504 is an abundant number, since it is smaller than the sum of its proper divisors (1972243256256).

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

709994061504 is a wasteful number, since it uses less digits than its factorization.

709994061504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 559 (or 540 counting only the distinct ones).

The product of its (nonzero) digits is 2449440, while the sum is 54.

The spelling of 709994061504 in words is "seven hundred nine billion, nine hundred ninety-four million, sixty-one thousand, five hundred four".