22493843760 has 160 divisors (see below), whose sum is σ = 74415808512. Its totient is φ = 5600931840.

The previous prime is 22493843759. The next prime is 22493843767. The reversal of 22493843760 is 6734839422.

It is a super-3 number, since 3×22493843760³ (a number of 32 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (22493843767) 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 31 ways as a sum of consecutive naturals, for example, 496455 + ... + 539865.

Almost surely, 2^22493843760 is an apocalyptic number.

22493843760 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22493843760, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37207904256).

22493843760 is an abundant number, since it is smaller than the sum of its proper divisors (51921964752).

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

22493843760 is a wasteful number, since it uses less digits than its factorization.

22493843760 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43571 (or 43565 counting only the distinct ones).

The product of its (nonzero) digits is 1741824, while the sum is 48.

The spelling of 22493843760 in words is "twenty-two billion, four hundred ninety-three million, eight hundred forty-three thousand, seven hundred sixty".