79827505252 has 12 divisors (see below), whose sum is σ = 152397964656. Its totient is φ = 36285229640.

The previous prime is 79827505249. The next prime is 79827505267. The reversal of 79827505252 is 25250572897.

It is a self number, because there is not a number n which added to its sum of digits gives 79827505252.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 907130698 + ... + 907130785.

It is an arithmetic number, because the mean of its divisors is an integer number (12699830388).

Almost surely, 2^79827505252 is an apocalyptic number.

It is an amenable number.

79827505252 is a deficient number, since it is larger than the sum of its proper divisors (72570459404).

79827505252 is a wasteful number, since it uses less digits than its factorization.

79827505252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1814261498 (or 1814261496 counting only the distinct ones).

The product of its (nonzero) digits is 3528000, while the sum is 52.

The spelling of 79827505252 in words is "seventy-nine billion, eight hundred twenty-seven million, five hundred five thousand, two hundred fifty-two".