22501636050 has 96 divisors (see below), whose sum is σ = 59348469312. Its totient is φ = 5622446080.

The previous prime is 22501636039. The next prime is 22501636081. The reversal of 22501636050 is 5063610522.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 22501635999 and 22501636017.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 559414 + ... + 598286.

It is an arithmetic number, because the mean of its divisors is an integer number (618213222).

Almost surely, 2^22501636050 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22501636050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29674234656).

22501636050 is an abundant number, since it is smaller than the sum of its proper divisors (36846833262).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22501636050 is a wasteful number, since it uses less digits than its factorization.

22501636050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39132 (or 39127 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 30.

The spelling of 22501636050 in words is "twenty-two billion, five hundred one million, six hundred thirty-six thousand, fifty".