799922739456 has 135 divisors (see below), whose sum is σ = 2385608964123. Its totient is φ = 266597982720.

The previous prime is 799922739419. The next prime is 799922739503. The reversal of 799922739456 is 654937229997.

The square root of 799922739456 is 894384.

It is a perfect power (a square), and thus also a powerful number.

799922739456 is a `hidden beast` number, since 7 + 9 + 9 + 9 + 227 + 394 + 5 + 6 = 666.

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

It is an unprimeable number.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 128788191 + ... + 128794401.

Almost surely, 2^799922739456 is an apocalyptic number.

799922739456 is the 894384-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 799922739456

799922739456 is an abundant number, since it is smaller than the sum of its proper divisors (1585686224667).

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

799922739456 is an frugal number, since it uses more digits than its factorization.

799922739456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12450 (or 6216 counting only the distinct ones).

The product of its digits is 462944160, while the sum is 72.

The spelling of 799922739456 in words is "seven hundred ninety-nine billion, nine hundred twenty-two million, seven hundred thirty-nine thousand, four hundred fifty-six".