22042151458 has 8 divisors (see below), whose sum is σ = 33182589852. Its totient is φ = 10981288176.

The previous prime is 22042151437. The next prime is 22042151459. The reversal of 22042151458 is 85415124022.

It can be written as a sum of positive squares in 2 ways, for example, as 18321517449 + 3720634009 = 135357^2 + 60997^2 .

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 (22042151459) 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, 19893085 + ... + 19894192.

Almost surely, 2^22042151458 is an apocalyptic number.

22042151458 is a deficient number, since it is larger than the sum of its proper divisors (11140438394).

22042151458 is a wasteful number, since it uses less digits than its factorization.

22042151458 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39787556.

The product of its (nonzero) digits is 25600, while the sum is 34.

The spelling of 22042151458 in words is "twenty-two billion, forty-two million, one hundred fifty-one thousand, four hundred fifty-eight".