12344500011779 has 16 divisors (see below), whose sum is σ = 13482213615360. Its totient is φ = 11233684415520.

The previous prime is 12344500011763. The next prime is 12344500011799. The reversal of 12344500011779 is 97711000544321.

It is a cyclic number.

It is not a de Polignac number, because 12344500011779 - 2⁴ = 12344500011763 is a prime.

It is a super-2 number, since 2×12344500011779² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12344500011709) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13691492 + ... + 14565230.

It is an arithmetic number, because the mean of its divisors is an integer number (842638350960).

Almost surely, 2^{12344500011779} is an apocalyptic number.

12344500011779 is a deficient number, since it is larger than the sum of its proper divisors (1137713603581).

12344500011779 is a wasteful number, since it uses less digits than its factorization.

12344500011779 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 889130.

The product of its (nonzero) digits is 211680, while the sum is 44.

The spelling of 12344500011779 in words is "twelve trillion, three hundred forty-four billion, five hundred million, eleven thousand, seven hundred seventy-nine".