22405358636 has 24 divisors (see below), whose sum is σ = 40148036544. Its totient is φ = 10934839440.

The previous prime is 22405358629. The next prime is 22405358659. The reversal of 22405358636 is 63685350422.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 219191 + ... + 304721.

It is an arithmetic number, because the mean of its divisors is an integer number (1672834856).

Almost surely, 2^22405358636 is an apocalyptic number.

It is an amenable number.

22405358636 is a deficient number, since it is larger than the sum of its proper divisors (17742677908).

22405358636 is a wasteful number, since it uses less digits than its factorization.

22405358636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87101 (or 87099 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 44.

The spelling of 22405358636 in words is "twenty-two billion, four hundred five million, three hundred fifty-eight thousand, six hundred thirty-six".