78852571222 has 16 divisors (see below), whose sum is σ = 122255456400. Its totient is φ = 38122662240.

The previous prime is 78852571177. The next prime is 78852571271. The reversal of 78852571222 is 22217525887.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5470197 + ... + 5484592.

It is an arithmetic number, because the mean of its divisors is an integer number (7640966025).

Almost surely, 2^78852571222 is an apocalyptic number.

78852571222 is a deficient number, since it is larger than the sum of its proper divisors (43402885178).

78852571222 is a wasteful number, since it uses less digits than its factorization.

78852571222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10954911.

The product of its digits is 1254400, while the sum is 49.

The spelling of 78852571222 in words is "seventy-eight billion, eight hundred fifty-two million, five hundred seventy-one thousand, two hundred twenty-two".