22501636127 has 2 divisors, whose sum is σ = 22501636128. Its totient is φ = 22501636126.

The previous prime is 22501636081. The next prime is 22501636151. The reversal of 22501636127 is 72163610522.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22501636127 - 2²² = 22497441823 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22501636187) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11250818063 + 11250818064.

It is an arithmetic number, because the mean of its divisors is an integer number (11250818064).

Almost surely, 2^22501636127 is an apocalyptic number.

22501636127 is a deficient number, since it is larger than the sum of its proper divisors (1).

22501636127 is an equidigital number, since it uses as much as digits as its factorization.

22501636127 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30240, while the sum is 35.

The spelling of 22501636127 in words is "twenty-two billion, five hundred one million, six hundred thirty-six thousand, one hundred twenty-seven".