11224556779 has 8 divisors (see below), whose sum is σ = 11624836608. Its totient is φ = 10831004520.

The previous prime is 11224556753. The next prime is 11224556789. The reversal of 11224556779 is 97765542211.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11224556779 - 2¹⁵ = 11224524011 is a prime.

It is a Duffinian number.

It is a plaindrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (11224556789) 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, 1678497 + ... + 1685170.

It is an arithmetic number, because the mean of its divisors is an integer number (1453104576).

Almost surely, 2^11224556779 is an apocalyptic number.

11224556779 is a deficient number, since it is larger than the sum of its proper divisors (400279829).

11224556779 is an equidigital number, since it uses as much as digits as its factorization.

11224556779 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3363785.

The product of its digits is 1058400, while the sum is 49.

The spelling of 11224556779 in words is "eleven billion, two hundred twenty-four million, five hundred fifty-six thousand, seven hundred seventy-nine".