22725412143 has 16 divisors (see below), whose sum is σ = 35216136960. Its totient is φ = 12765848256.

The previous prime is 22725412081. The next prime is 22725412153. The reversal of 22725412143 is 34121452722.

It is a happy number.

It is not a de Polignac number, because 22725412143 - 2²² = 22721217839 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22725412153) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9169630 + ... + 9172107.

It is an arithmetic number, because the mean of its divisors is an integer number (2201008560).

Almost surely, 2^22725412143 is an apocalyptic number.

22725412143 is a deficient number, since it is larger than the sum of its proper divisors (12490724817).

22725412143 is a wasteful number, since it uses less digits than its factorization.

22725412143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18341806.

The product of its digits is 26880, while the sum is 33.

Adding to 22725412143 its reverse (34121452722), we get a palindrome (56846864865).

The spelling of 22725412143 in words is "twenty-two billion, seven hundred twenty-five million, four hundred twelve thousand, one hundred forty-three".