22078817127 has 12 divisors (see below), whose sum is σ = 31959921240. Its totient is φ = 14687689968.

The previous prime is 22078817107. The next prime is 22078817141. The reversal of 22078817127 is 72171887022.

It is not a de Polignac number, because 22078817127 - 2¹⁰ = 22078816103 is a prime.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22078817107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2622352 + ... + 2630757.

It is an arithmetic number, because the mean of its divisors is an integer number (2663326770).

Almost surely, 2^22078817127 is an apocalyptic number.

22078817127 is a deficient number, since it is larger than the sum of its proper divisors (9881104113).

22078817127 is a wasteful number, since it uses less digits than its factorization.

22078817127 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5253582 (or 5253579 counting only the distinct ones).

The product of its (nonzero) digits is 175616, while the sum is 45.

The spelling of 22078817127 in words is "twenty-two billion, seventy-eight million, eight hundred seventeen thousand, one hundred twenty-seven".