22899567142 has 8 divisors (see below), whose sum is σ = 35842800816. Its totient is φ = 10951966872.

The previous prime is 22899567133. The next prime is 22899567143. The reversal of 22899567142 is 24176599822.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22899567143) 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, 248908293 + ... + 248908384.

It is an arithmetic number, because the mean of its divisors is an integer number (4480350102).

Almost surely, 2^22899567142 is an apocalyptic number.

22899567142 is a deficient number, since it is larger than the sum of its proper divisors (12943233674).

22899567142 is a wasteful number, since it uses less digits than its factorization.

22899567142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 497816702.

The product of its digits is 4354560, while the sum is 55.

The spelling of 22899567142 in words is "twenty-two billion, eight hundred ninety-nine million, five hundred sixty-seven thousand, one hundred forty-two".