799249765200 has 120 divisors (see below), whose sum is σ = 2565747576288. Its totient is φ = 212676733440.

The previous prime is 799249765129. The next prime is 799249765201. The reversal of 799249765200 is 2567942997.

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (60).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (799249765201) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 152707 + ... + 1273506.

Almost surely, 2^799249765200 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 799249765200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1282873788144).

799249765200 is an abundant number, since it is smaller than the sum of its proper divisors (1766497811088).

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

799249765200 is a wasteful number, since it uses less digits than its factorization.

799249765200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1426701 (or 1426690 counting only the distinct ones).

The product of its (nonzero) digits is 17146080, while the sum is 60.

The spelling of 799249765200 in words is "seven hundred ninety-nine billion, two hundred forty-nine million, seven hundred sixty-five thousand, two hundred".