22369693440 has 144 divisors (see below), whose sum is σ = 75645970848. Its totient is φ = 5614338048.

The previous prime is 22369693427. The next prime is 22369693459. The reversal of 22369693440 is 4439696322.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a self number, because there is not a number n which added to its sum of digits gives 22369693440.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 106057 + ... + 236616.

It is an arithmetic number, because the mean of its divisors is an integer number (525319242).

Almost surely, 2^22369693440 is an apocalyptic number.

22369693440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22369693440 is an abundant number, since it is smaller than the sum of its proper divisors (53276277408).

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

22369693440 is a wasteful number, since it uses less digits than its factorization.

22369693440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 342714 (or 342700 counting only the distinct ones).

The product of its (nonzero) digits is 1679616, while the sum is 48.

The spelling of 22369693440 in words is "twenty-two billion, three hundred sixty-nine million, six hundred ninety-three thousand, four hundred forty".