11224445779 has 4 divisors (see below), whose sum is σ = 11287152360. Its totient is φ = 11161739200.

The previous prime is 11224445777. The next prime is 11224445831. The reversal of 11224445779 is 97754442211.

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 11224445779 - 2¹ = 11224445777 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 (11224445777) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31353022 + ... + 31353379.

It is an arithmetic number, because the mean of its divisors is an integer number (2821788090).

Almost surely, 2^11224445779 is an apocalyptic number.

11224445779 is a deficient number, since it is larger than the sum of its proper divisors (62706581).

11224445779 is an equidigital number, since it uses as much as digits as its factorization.

11224445779 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62706580.

The product of its digits is 564480, while the sum is 46.

The spelling of 11224445779 in words is "eleven billion, two hundred twenty-four million, four hundred forty-five thousand, seven hundred seventy-nine".