22578230842 has 16 divisors (see below), whose sum is σ = 35944742952. Its totient is φ = 10599805440.

The previous prime is 22578230789. The next prime is 22578230849. The reversal of 22578230842 is 24803287522.

It can be written as a sum of positive squares in 4 ways, for example, as 18730385881 + 3847844961 = 136859^2 + 62031^2 .

It is not an unprimeable number, because it can be changed into a prime (22578230849) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 774363 + ... + 802990.

Almost surely, 2^22578230842 is an apocalyptic number.

22578230842 is a deficient number, since it is larger than the sum of its proper divisors (13366512110).

22578230842 is a wasteful number, since it uses less digits than its factorization.

22578230842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1577793.

The product of its (nonzero) digits is 430080, while the sum is 43.

The spelling of 22578230842 in words is "twenty-two billion, five hundred seventy-eight million, two hundred thirty thousand, eight hundred forty-two".