22424391142154 has 4 divisors (see below), whose sum is σ = 33636586713234. Its totient is φ = 11212195571076.

The previous prime is 22424391142151. The next prime is 22424391142163. The reversal of 22424391142154 is 45124119342422.

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

It can be written as a sum of positive squares in only one way, i.e., 15922773412225 + 6501617729929 = 3990335^2 + 2549827^2 .

It is not an unprimeable number, because it can be changed into a prime (22424391142151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5606097785537 + ... + 5606097785540.

Almost surely, 2^{22424391142154} is an apocalyptic number.

22424391142154 is a deficient number, since it is larger than the sum of its proper divisors (11212195571080).

22424391142154 is a wasteful number, since it uses less digits than its factorization.

22424391142154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11212195571079.

The product of its digits is 552960, while the sum is 44.

The spelling of 22424391142154 in words is "twenty-two trillion, four hundred twenty-four billion, three hundred ninety-one million, one hundred forty-two thousand, one hundred fifty-four".