22053653506 has 8 divisors (see below), whose sum is σ = 33193383804. Its totient is φ = 10989192240.

The previous prime is 22053653497. The next prime is 22053653507. The reversal of 22053653506 is 60535635022.

It can be written as a sum of positive squares in 2 ways, for example, as 16076972025 + 5976681481 = 126795^2 + 77309^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (22053653507) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18816525 + ... + 18817696.

Almost surely, 2^22053653506 is an apocalyptic number.

22053653506 is a deficient number, since it is larger than the sum of its proper divisors (11139730298).

22053653506 is a wasteful number, since it uses less digits than its factorization.

22053653506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37634516.

The product of its (nonzero) digits is 162000, while the sum is 37.

The spelling of 22053653506 in words is "twenty-two billion, fifty-three million, six hundred fifty-three thousand, five hundred six".