8251772822022 has 16 divisors (see below), whose sum is σ = 17372153309760. Its totient is φ = 2605822996392.

The previous prime is 8251772821991. The next prime is 8251772822129. The reversal of 8251772822022 is 2202282771528.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36191985948 + ... + 36191986175.

It is an arithmetic number, because the mean of its divisors is an integer number (1085759581860).

Almost surely, 2^{8251772822022} is an apocalyptic number.

8251772822022 is an abundant number, since it is smaller than the sum of its proper divisors (9120380487738).

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

8251772822022 is a wasteful number, since it uses less digits than its factorization.

8251772822022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72383972147.

The product of its (nonzero) digits is 1003520, while the sum is 48.

The spelling of 8251772822022 in words is "eight trillion, two hundred fifty-one billion, seven hundred seventy-two million, eight hundred twenty-two thousand, twenty-two".