22468713140 has 12 divisors (see below), whose sum is σ = 47184297636. Its totient is φ = 8987485248.

The previous prime is 22468713077. The next prime is 22468713151. The reversal of 22468713140 is 4131786422.

It can be written as a sum of positive squares in 2 ways, for example, as 5927152144 + 16541560996 = 76988^2 + 128614^2 .

It is a junction number, because it is equal to n+sod(n) for n = 22468713094 and 22468713103.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 561717809 + ... + 561717848.

It is an arithmetic number, because the mean of its divisors is an integer number (3932024803).

Almost surely, 2^22468713140 is an apocalyptic number.

22468713140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22468713140 is an abundant number, since it is smaller than the sum of its proper divisors (24715584496).

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

22468713140 is a wasteful number, since it uses less digits than its factorization.

22468713140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1123435666 (or 1123435664 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 38.

The spelling of 22468713140 in words is "twenty-two billion, four hundred sixty-eight million, seven hundred thirteen thousand, one hundred forty".