22725161835 has 16 divisors (see below), whose sum is σ = 36376465920. Its totient is φ = 12114684000.

The previous prime is 22725161819. The next prime is 22725161839. The reversal of 22725161835 is 53816152722.

It is not a de Polignac number, because 22725161835 - 2⁴ = 22725161819 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22725161839) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 302755 + ... + 370284.

It is an arithmetic number, because the mean of its divisors is an integer number (2273529120).

Almost surely, 2^22725161835 is an apocalyptic number.

22725161835 is a deficient number, since it is larger than the sum of its proper divisors (13651304085).

22725161835 is a wasteful number, since it uses less digits than its factorization.

22725161835 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 675298.

The product of its digits is 201600, while the sum is 42.

The spelling of 22725161835 in words is "twenty-two billion, seven hundred twenty-five million, one hundred sixty-one thousand, eight hundred thirty-five".