22605157433 has 4 divisors (see below), whose sum is σ = 22805203188. Its totient is φ = 22405111680.

The previous prime is 22605157417. The next prime is 22605157439. The reversal of 22605157433 is 33475150622.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 437520889 + 22167636544 = 20917^2 + 148888^2 .

It is a cyclic number.

It is not a de Polignac number, because 22605157433 - 2⁴ = 22605157417 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (22605157439) 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, 100022708 + ... + 100022933.

It is an arithmetic number, because the mean of its divisors is an integer number (5701300797).

Almost surely, 2^22605157433 is an apocalyptic number.

It is an amenable number.

22605157433 is a deficient number, since it is larger than the sum of its proper divisors (200045755).

22605157433 is a wasteful number, since it uses less digits than its factorization.

22605157433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200045754.

The product of its (nonzero) digits is 151200, while the sum is 38.

The spelling of 22605157433 in words is "twenty-two billion, six hundred five million, one hundred fifty-seven thousand, four hundred thirty-three".