22678719640240 has 40 divisors (see below), whose sum is σ = 53239945737888. Its totient is φ = 8983415155200.

The previous prime is 22678719640237. The next prime is 22678719640267. The reversal of 22678719640240 is 4204691787622.

It is a tau number, because it is divible by the number of its divisors (40).

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, 1376127661 + ... + 1376144140.

Almost surely, 2^{22678719640240} is an apocalyptic number.

22678719640240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22678719640240 is an abundant number, since it is smaller than the sum of its proper divisors (30561226097648).

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

22678719640240 is a wasteful number, since it uses less digits than its factorization.

22678719640240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2752271917 (or 2752271911 counting only the distinct ones).

The product of its (nonzero) digits is 16257024, while the sum is 58.

The spelling of 22678719640240 in words is "twenty-two trillion, six hundred seventy-eight billion, seven hundred nineteen million, six hundred forty thousand, two hundred forty".