22071008040 has 32 divisors (see below), whose sum is σ = 66213024480. Its totient is φ = 5885602112.

The previous prime is 22071008017. The next prime is 22071008041. The reversal of 22071008040 is 4080017022.

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

It is a self number, because there is not a number n which added to its sum of digits gives 22071008040.

It is not an unprimeable number, because it can be changed into a prime (22071008041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91962414 + ... + 91962653.

It is an arithmetic number, because the mean of its divisors is an integer number (2069157015).

Almost surely, 2^22071008040 is an apocalyptic number.

22071008040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22071008040 is an abundant number, since it is smaller than the sum of its proper divisors (44142016440).

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

22071008040 is a wasteful number, since it uses less digits than its factorization.

22071008040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183925081 (or 183925077 counting only the distinct ones).

The product of its (nonzero) digits is 896, while the sum is 24.

The spelling of 22071008040 in words is "twenty-two billion, seventy-one million, eight thousand, forty".