22640121448 has 32 divisors (see below), whose sum is σ = 49336833600. Its totient is φ = 9538451712.

The previous prime is 22640121431. The next prime is 22640121451. The reversal of 22640121448 is 84412104622.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3422865 + ... + 3429472.

It is an arithmetic number, because the mean of its divisors is an integer number (1541776050).

Almost surely, 2^22640121448 is an apocalyptic number.

22640121448 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

22640121448 is an abundant number, since it is smaller than the sum of its proper divisors (26696712152).

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

22640121448 is a wasteful number, since it uses less digits than its factorization.

22640121448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6852409 (or 6852405 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 34.

The spelling of 22640121448 in words is "twenty-two billion, six hundred forty million, one hundred twenty-one thousand, four hundred forty-eight".