22444414140 has 24 divisors (see below), whose sum is σ = 62844359760. Its totient is φ = 5985177088.

The previous prime is 22444414133. The next prime is 22444414151. The reversal of 22444414140 is 4141444422.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 22444414098 and 22444414107.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 187036725 + ... + 187036844.

It is an arithmetic number, because the mean of its divisors is an integer number (2618514990).

Almost surely, 2^22444414140 is an apocalyptic number.

22444414140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22444414140 is an abundant number, since it is smaller than the sum of its proper divisors (40399945620).

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

22444414140 is a wasteful number, since it uses less digits than its factorization.

22444414140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 374073581 (or 374073579 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 30.

Adding to 22444414140 its reverse (4141444422), we get a palindrome (26585858562).

The spelling of 22444414140 in words is "twenty-two billion, four hundred forty-four million, four hundred fourteen thousand, one hundred forty".