22400380442947 has 4 divisors (see below), whose sum is σ = 24123486630880. Its totient is φ = 20677274255016.

The previous prime is 22400380442933. The next prime is 22400380442953. The reversal of 22400380442947 is 74924408300422.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22400380442947 - 2²⁷ = 22400246225219 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22400380442947.

It is not an unprimeable number, because it can be changed into a prime (22400380442647) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 861553093947 + ... + 861553093972.

It is an arithmetic number, because the mean of its divisors is an integer number (6030871657720).

Almost surely, 2^{22400380442947} is an apocalyptic number.

22400380442947 is a deficient number, since it is larger than the sum of its proper divisors (1723106187933).

22400380442947 is a wasteful number, since it uses less digits than its factorization.

22400380442947 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1723106187932.

The product of its (nonzero) digits is 3096576, while the sum is 49.

The spelling of 22400380442947 in words is "twenty-two trillion, four hundred billion, three hundred eighty million, four hundred forty-two thousand, nine hundred forty-seven".