22343493500 has 24 divisors (see below), whose sum is σ = 48798190896. Its totient is φ = 8937397200.

The previous prime is 22343493481. The next prime is 22343493539. The reversal of 22343493500 is 539434322.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22342994 + ... + 22343993.

It is an arithmetic number, because the mean of its divisors is an integer number (2033257954).

Almost surely, 2^22343493500 is an apocalyptic number.

22343493500 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22343493500 is an abundant number, since it is smaller than the sum of its proper divisors (26454697396).

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

22343493500 is a wasteful number, since it uses less digits than its factorization.

22343493500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44687006 (or 44686994 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 35.

The spelling of 22343493500 in words is "twenty-two billion, three hundred forty-three million, four hundred ninety-three thousand, five hundred".