22152197424 has 80 divisors (see below), whose sum is σ = 65466063872. Its totient is φ = 6322973184.

The previous prime is 22152197423. The next prime is 22152197449. The reversal of 22152197424 is 42479125122.

It is not an unprimeable number, because it can be changed into a prime (22152197423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 315177 + ... + 378999.

Almost surely, 2^22152197424 is an apocalyptic number.

22152197424 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

22152197424 is an abundant number, since it is smaller than the sum of its proper divisors (43313866448).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22152197424 is a wasteful number, since it uses less digits than its factorization.

22152197424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64874 (or 64868 counting only the distinct ones).

The product of its digits is 80640, while the sum is 39.

The spelling of 22152197424 in words is "twenty-two billion, one hundred fifty-two million, one hundred ninety-seven thousand, four hundred twenty-four".