1885827165222 has 384 divisors, whose sum is σ = 5370865532928. Its totient is φ = 433439596800.

The previous prime is 1885827165179. The next prime is 1885827165227. The reversal of 1885827165222 is 2225617285881.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1885827165227) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 139446553 + ... + 139460075.

It is an arithmetic number, because the mean of its divisors is an integer number (13986628992).

Almost surely, 2^{1885827165222} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1885827165222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2685432766464).

1885827165222 is an abundant number, since it is smaller than the sum of its proper divisors (3485038367706).

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

1885827165222 is a wasteful number, since it uses less digits than its factorization.

1885827165222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13704 (or 13697 counting only the distinct ones).

The product of its digits is 8601600, while the sum is 57.

The spelling of 1885827165222 in words is "one trillion, eight hundred eighty-five billion, eight hundred twenty-seven million, one hundred sixty-five thousand, two hundred twenty-two".