11234444567779 has 4 divisors (see below), whose sum is σ = 11538078204784. Its totient is φ = 10930810930776.

The previous prime is 11234444567761. The next prime is 11234444567821. The reversal of 11234444567779 is 97776544443211.

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 11234444567779 - 2²⁵ = 11234411013347 is a prime.

It is a Duffinian number.

It is a plaindrome in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 11234444567779.

It is not an unprimeable number, because it can be changed into a prime (11234444565779) 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, 151816818447 + ... + 151816818520.

It is an arithmetic number, because the mean of its divisors is an integer number (2884519551196).

Almost surely, 2^{11234444567779} is an apocalyptic number.

11234444567779 is a deficient number, since it is larger than the sum of its proper divisors (303633637005).

11234444567779 is an equidigital number, since it uses as much as digits as its factorization.

11234444567779 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 303633637004.

The product of its digits is 142248960, while the sum is 64.

The spelling of 11234444567779 in words is "eleven trillion, two hundred thirty-four billion, four hundred forty-four million, five hundred sixty-seven thousand, seven hundred seventy-nine".