79796650752 has 864 divisors, whose sum is σ = 296987378688. Its totient is φ = 20047233024.

The previous prime is 79796650721. The next prime is 79796650753. The reversal of 79796650752 is 25705669797.

79796650752 is a `hidden beast` number, since 7 + 9 + 79 + 6 + 6 + 507 + 52 = 666.

It is a super-3 number, since 3×79796650752³ (a number of 34 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a self number, because there is not a number n which added to its sum of digits gives 79796650752.

It is not an unprimeable number, because it can be changed into a prime (79796650753) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 477824173 + ... + 477824339.

It is an arithmetic number, because the mean of its divisors is an integer number (343735392).

Almost surely, 2^79796650752 is an apocalyptic number.

79796650752 is a gapful number since it is divisible by the number (72) 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 79796650752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (148493689344).

79796650752 is an abundant number, since it is smaller than the sum of its proper divisors (217190727936).

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

79796650752 is a wasteful number, since it uses less digits than its factorization.

79796650752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 305 (or 288 counting only the distinct ones).

The product of its (nonzero) digits is 50009400, while the sum is 63.

The spelling of 79796650752 in words is "seventy-nine billion, seven hundred ninety-six million, six hundred fifty thousand, seven hundred fifty-two".