1422893022372 has 72 divisors (see below), whose sum is σ = 3686675088096. Its totient is φ = 462477988224.

The previous prime is 1422893022371. The next prime is 1422893022433. The reversal of 1422893022372 is 2732203982241.

1422893022372 is a `hidden beast` number, since 1 + 4 + 228 + 9 + 30 + 22 + 372 = 666.

It is a super-2 number, since 2×1422893022372² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1422893022371) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 125728 + ... + 1691624.

It is an arithmetic number, because the mean of its divisors is an integer number (51203820668).

Almost surely, 2^{1422893022372} is an apocalyptic number.

1422893022372 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1422893022372, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1843337544048).

1422893022372 is an abundant number, since it is smaller than the sum of its proper divisors (2263782065724).

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

1422893022372 is a wasteful number, since it uses less digits than its factorization.

1422893022372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1566537 (or 1566532 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 45.

The spelling of 1422893022372 in words is "one trillion, four hundred twenty-two billion, eight hundred ninety-three million, twenty-two thousand, three hundred seventy-two".