22777247099 has 4 divisors (see below), whose sum is σ = 22922325264. Its totient is φ = 22632168936.

The previous prime is 22777247011. The next prime is 22777247107. The reversal of 22777247099 is 99074277722.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22777247099 - 2¹² = 22777243003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22777247399) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72538847 + ... + 72539160.

It is an arithmetic number, because the mean of its divisors is an integer number (5730581316).

Almost surely, 2^22777247099 is an apocalyptic number.

22777247099 is a deficient number, since it is larger than the sum of its proper divisors (145078165).

22777247099 is a wasteful number, since it uses less digits than its factorization.

22777247099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145078164.

The product of its (nonzero) digits is 6223392, while the sum is 56.

The spelling of 22777247099 in words is "twenty-two billion, seven hundred seventy-seven million, two hundred forty-seven thousand, ninety-nine".