22638568140430 has 16 divisors (see below), whose sum is σ = 44453915621424. Its totient is φ = 8232206596480.

The previous prime is 22638568140413. The next prime is 22638568140431. The reversal of 22638568140430 is 3404186583622.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22638568140431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 102902582347 + ... + 102902582566.

It is an arithmetic number, because the mean of its divisors is an integer number (2778369726339).

Almost surely, 2^{22638568140430} is an apocalyptic number.

22638568140430 is a deficient number, since it is larger than the sum of its proper divisors (21815347480994).

22638568140430 is a wasteful number, since it uses less digits than its factorization.

22638568140430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205805164931.

The product of its (nonzero) digits is 6635520, while the sum is 52.

The spelling of 22638568140430 in words is "twenty-two trillion, six hundred thirty-eight billion, five hundred sixty-eight million, one hundred forty thousand, four hundred thirty".