1622374424244 has 144 divisors (see below), whose sum is σ = 4833511178496. Its totient is φ = 449135539200.

The previous prime is 1622374424221. The next prime is 1622374424261. The reversal of 1622374424244 is 4424244732261.

1622374424244 is a `hidden beast` number, since 16 + 2 + 2 + 374 + 4 + 24 + 244 = 666.

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 1622374424244.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1886089 + ... + 2608079.

Almost surely, 2^{1622374424244} is an apocalyptic number.

1622374424244 is a gapful number since it is divisible by the number (14) 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 1622374424244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2416755589248).

1622374424244 is an abundant number, since it is smaller than the sum of its proper divisors (3211136754252).

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

1622374424244 is a wasteful number, since it uses less digits than its factorization.

1622374424244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 722286 (or 722281 counting only the distinct ones).

The product of its digits is 2064384, while the sum is 45.

The spelling of 1622374424244 in words is "one trillion, six hundred twenty-two billion, three hundred seventy-four million, four hundred twenty-four thousand, two hundred forty-four".