444094691922 has 162 divisors, whose sum is σ = 1182312071109. Its totient is φ = 120104298720.

The previous prime is 444094691897. The next prime is 444094691923. The reversal of 444094691922 is 229196490444.

444094691922 is a `hidden beast` number, since 4 + 4 + 409 + 46 + 9 + 192 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 344485651041 + 99609040881 = 586929^2 + 315609^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=471219.

It is not an unprimeable number, because it can be changed into a prime (444094691923) by changing a digit.

It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 376032172 + ... + 376033352.

Almost surely, 2^444094691922 is an apocalyptic number.

444094691922 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 444094691922

444094691922 is an abundant number, since it is smaller than the sum of its proper divisors (738217379187).

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

444094691922 is a wasteful number, since it uses less digits than its factorization.

444094691922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2422 (or 1212 counting only the distinct ones).

The product of its (nonzero) digits is 4478976, while the sum is 54.

The spelling of 444094691922 in words is "four hundred forty-four billion, ninety-four million, six hundred ninety-one thousand, nine hundred twenty-two".