22177534040 has 16 divisors (see below), whose sum is σ = 49899451680. Its totient is φ = 8871013600.

The previous prime is 22177534039. The next prime is 22177534051. The reversal of 22177534040 is 4043577122.

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, 277219136 + ... + 277219215.

It is an arithmetic number, because the mean of its divisors is an integer number (3118715730).

Almost surely, 2^22177534040 is an apocalyptic number.

22177534040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22177534040 is an abundant number, since it is smaller than the sum of its proper divisors (27721917640).

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

22177534040 is a wasteful number, since it uses less digits than its factorization.

22177534040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 554438362 (or 554438358 counting only the distinct ones).

The product of its (nonzero) digits is 47040, while the sum is 35.

The spelling of 22177534040 in words is "twenty-two billion, one hundred seventy-seven million, five hundred thirty-four thousand, forty".