22006040424 has 32 divisors (see below), whose sum is σ = 55947564000. Its totient is φ = 7211018432.

The previous prime is 22006040389. The next prime is 22006040431. The reversal of 22006040424 is 42404060022.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 22006040394 and 22006040403.

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, 7769079 + ... + 7771910.

It is an arithmetic number, because the mean of its divisors is an integer number (1748361375).

Almost surely, 2^22006040424 is an apocalyptic number.

22006040424 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

22006040424 is an abundant number, since it is smaller than the sum of its proper divisors (33941523576).

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

22006040424 is a wasteful number, since it uses less digits than its factorization.

22006040424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15541057 (or 15541053 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

The spelling of 22006040424 in words is "twenty-two billion, six million, forty thousand, four hundred twenty-four".