22245915505 has 32 divisors (see below), whose sum is σ = 31587107328. Its totient is φ = 14855731200.

The previous prime is 22245915451. The next prime is 22245915553. The reversal of 22245915505 is 50551954222.

It is not a de Polignac number, because 22245915505 - 2¹¹ = 22245913457 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 251817 + ... + 328486.

It is an arithmetic number, because the mean of its divisors is an integer number (987097104).

Almost surely, 2^22245915505 is an apocalyptic number.

It is an amenable number.

22245915505 is a deficient number, since it is larger than the sum of its proper divisors (9341191823).

22245915505 is a wasteful number, since it uses less digits than its factorization.

22245915505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 580377.

The product of its (nonzero) digits is 180000, while the sum is 40.

The spelling of 22245915505 in words is "twenty-two billion, two hundred forty-five million, nine hundred fifteen thousand, five hundred five".