22425636505 has 16 divisors (see below), whose sum is σ = 27391279104. Its totient is φ = 17622964800.

The previous prime is 22425636503. The next prime is 22425636517. The reversal of 22425636505 is 50563652422.

It is not a de Polignac number, because 22425636505 - 2¹ = 22425636503 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22425636503) 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, 110697 + ... + 238966.

It is an arithmetic number, because the mean of its divisors is an integer number (1711954944).

Almost surely, 2^22425636505 is an apocalyptic number.

It is an amenable number.

22425636505 is a deficient number, since it is larger than the sum of its proper divisors (4965642599).

22425636505 is a wasteful number, since it uses less digits than its factorization.

22425636505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 349896.

The product of its (nonzero) digits is 432000, while the sum is 40.

The spelling of 22425636505 in words is "twenty-two billion, four hundred twenty-five million, six hundred thirty-six thousand, five hundred five".