22000440140 has 48 divisors (see below), whose sum is σ = 53323873344. Its totient is φ = 7468320000.

The previous prime is 22000440113. The next prime is 22000440169. The reversal of 22000440140 is 4104400022.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 763811 + ... + 792090.

It is an arithmetic number, because the mean of its divisors is an integer number (1110914028).

Almost surely, 2^22000440140 is an apocalyptic number.

22000440140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22000440140 is an abundant number, since it is smaller than the sum of its proper divisors (31323433204).

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

22000440140 is a wasteful number, since it uses less digits than its factorization.

22000440140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1556018 (or 1556016 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 17.

Adding to 22000440140 its reverse (4104400022), we get a palindrome (26104840162).

The spelling of 22000440140 in words is "twenty-two billion, four hundred forty thousand, one hundred forty".