799706178944 has 128 divisors (see below), whose sum is σ = 1721350980000. Its totient is φ = 369260494848.

The previous prime is 799706178917. The next prime is 799706178983. The reversal of 799706178944 is 449871607997.

It is a tau number, because it is divible by the number of its divisors (128).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8053952 + ... + 8152640.

Almost surely, 2^799706178944 is an apocalyptic number.

799706178944 is a gapful number since it is divisible by the number (74) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 799706178944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (860675490000).

799706178944 is an abundant number, since it is smaller than the sum of its proper divisors (921644801056).

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

799706178944 is a wasteful number, since it uses less digits than its factorization.

799706178944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98828 (or 98816 counting only the distinct ones).

The product of its (nonzero) digits is 192036096, while the sum is 71.

The spelling of 799706178944 in words is "seven hundred ninety-nine billion, seven hundred six million, one hundred seventy-eight thousand, nine hundred forty-four".