22078474755 has 16 divisors (see below), whose sum is σ = 36861454080. Its totient is φ = 11263221728.

The previous prime is 22078474751. The next prime is 22078474757. The reversal of 22078474755 is 55747487022.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 22078474755 - 2² = 22078474751 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22078474698 and 22078474707.

It is not an unprimeable number, because it can be changed into a prime (22078474751) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31997445 + ... + 31998134.

It is an arithmetic number, because the mean of its divisors is an integer number (2303840880).

Almost surely, 2^22078474755 is an apocalyptic number.

22078474755 is a deficient number, since it is larger than the sum of its proper divisors (14782979325).

22078474755 is a wasteful number, since it uses less digits than its factorization.

22078474755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63995610.

The product of its (nonzero) digits is 4390400, while the sum is 51.

The spelling of 22078474755 in words is "twenty-two billion, seventy-eight million, four hundred seventy-four thousand, seven hundred fifty-five".