22493399810 has 32 divisors (see below), whose sum is σ = 47145203712. Its totient is φ = 7566511680.

The previous prime is 22493399801. The next prime is 22493399813. The reversal of 22493399810 is 1899339422.

It is a super-2 number, since 2×22493399810² (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (22493399813) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3027746 + ... + 3035165.

It is an arithmetic number, because the mean of its divisors is an integer number (1473287616).

Almost surely, 2^22493399810 is an apocalyptic number.

22493399810 is an abundant number, since it is smaller than the sum of its proper divisors (24651803902).

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

22493399810 is a wasteful number, since it uses less digits than its factorization.

22493399810 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6062978.

The product of its (nonzero) digits is 839808, while the sum is 50.

The spelling of 22493399810 in words is "twenty-two billion, four hundred ninety-three million, three hundred ninety-nine thousand, eight hundred ten".