22436983640 has 32 divisors (see below), whose sum is σ = 50488764480. Its totient is φ = 8973806592.

The previous prime is 22436983633. The next prime is 22436983661. The reversal of 22436983640 is 4638963422.

It is a congruent number.

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, 418184 + ... + 468776.

It is an arithmetic number, because the mean of its divisors is an integer number (1577773890).

Almost surely, 2^22436983640 is an apocalyptic number.

22436983640 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22436983640 is an abundant number, since it is smaller than the sum of its proper divisors (28051780840).

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

22436983640 is a wasteful number, since it uses less digits than its factorization.

22436983640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61691 (or 61687 counting only the distinct ones).

The product of its (nonzero) digits is 1492992, while the sum is 47.

The spelling of 22436983640 in words is "twenty-two billion, four hundred thirty-six million, nine hundred eighty-three thousand, six hundred forty".