827790458143122 has 24 divisors (see below), whose sum is σ = 1887943150151760. Its totient is φ = 261407513097720.

The previous prime is 827790458143081. The next prime is 827790458143123. The reversal of 827790458143122 is 221341854097728.

827790458143122 is a `hidden beast` number, since 8 + 2 + 7 + 7 + 9 + 0 + 4 + 581 + 43 + 1 + 2 + 2 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 827790458143122.

It is not an unprimeable number, because it can be changed into a prime (827790458143123) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1210219967704 + ... + 1210219968387.

It is an arithmetic number, because the mean of its divisors is an integer number (78664297922990).

Almost surely, 2^{827790458143122} is an apocalyptic number.

827790458143122 is an abundant number, since it is smaller than the sum of its proper divisors (1060152692008638).

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

827790458143122 is a wasteful number, since it uses less digits than its factorization.

827790458143122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2420439936118 (or 2420439936115 counting only the distinct ones).

The product of its (nonzero) digits is 54190080, while the sum is 63.

The spelling of 827790458143122 in words is "eight hundred twenty-seven trillion, seven hundred ninety billion, four hundred fifty-eight million, one hundred forty-three thousand, one hundred twenty-two".