20444000462622 has 48 divisors (see below), whose sum is σ = 48322829578608. Its totient is φ = 6195068749440.

The previous prime is 20444000462579. The next prime is 20444000462623. The reversal of 20444000462622 is 22626400044402.

20444000462622 is a `hidden beast` number, since 2 + 0 + 4 + 4 + 4 + 0 + 0 + 0 + 4 + 626 + 22 = 666.

It is a super-2 number, since 2×20444000462622² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20444000462623) 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, 15044808 + ... + 16347300.

It is an arithmetic number, because the mean of its divisors is an integer number (1006725616221).

Almost surely, 2^{20444000462622} is an apocalyptic number.

20444000462622 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20444000462622 is an abundant number, since it is smaller than the sum of its proper divisors (27878829115986).

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

20444000462622 is a wasteful number, since it uses less digits than its factorization.

20444000462622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1381785 (or 1381782 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 36.

The spelling of 20444000462622 in words is "twenty trillion, four hundred forty-four billion, four hundred sixty-two thousand, six hundred twenty-two".