22142533551 has 8 divisors (see below), whose sum is σ = 29524863744. Its totient is φ = 14760946200.

The previous prime is 22142533549. The next prime is 22142533559. The reversal of 22142533551 is 15533524122.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 22142533551 - 2¹ = 22142533549 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22142533559) 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, 111975 + ... + 238376.

It is an arithmetic number, because the mean of its divisors is an integer number (3690607968).

Almost surely, 2^22142533551 is an apocalyptic number.

22142533551 is a deficient number, since it is larger than the sum of its proper divisors (7382330193).

22142533551 is a wasteful number, since it uses less digits than its factorization.

22142533551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 371421.

The product of its digits is 36000, while the sum is 33.

The spelling of 22142533551 in words is "twenty-two billion, one hundred forty-two million, five hundred thirty-three thousand, five hundred fifty-one".