22222466782 has 16 divisors (see below), whose sum is σ = 34870597200. Its totient is φ = 10607544640.

The previous prime is 22222466771. The next prime is 22222466789. The reversal of 22222466782 is 28766422222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22222466789) 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, 2147344 + ... + 2157667.

It is an arithmetic number, because the mean of its divisors is an integer number (2179412325).

Almost surely, 2^22222466782 is an apocalyptic number.

22222466782 is a deficient number, since it is larger than the sum of its proper divisors (12648130418).

22222466782 is a wasteful number, since it uses less digits than its factorization.

22222466782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4305131.

The product of its digits is 516096, while the sum is 43.

The spelling of 22222466782 in words is "twenty-two billion, two hundred twenty-two million, four hundred sixty-six thousand, seven hundred eighty-two".