22465661505 has 32 divisors (see below), whose sum is σ = 41099560704. Its totient is φ = 10265143296.

The previous prime is 22465661501. The next prime is 22465661549. The reversal of 22465661505 is 50516656422.

It is a happy number.

It is not a de Polignac number, because 22465661505 - 2² = 22465661501 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22465661501) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 176377 + ... + 275753.

It is an arithmetic number, because the mean of its divisors is an integer number (1284361272).

Almost surely, 2^22465661505 is an apocalyptic number.

It is an amenable number.

22465661505 is a deficient number, since it is larger than the sum of its proper divisors (18633899199).

22465661505 is a wasteful number, since it uses less digits than its factorization.

22465661505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101545.

The product of its (nonzero) digits is 432000, while the sum is 42.

The spelling of 22465661505 in words is "twenty-two billion, four hundred sixty-five million, six hundred sixty-one thousand, five hundred five".