11276743779 has 24 divisors (see below), whose sum is σ = 19305045760. Its totient is φ = 6443852616.

The previous prime is 11276743727. The next prime is 11276743811. The reversal of 11276743779 is 97734767211.

It is not a de Polignac number, because 11276743779 - 2¹⁹ = 11276219491 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11276743879) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3313039 + ... + 3316440.

Almost surely, 2^11276743779 is an apocalyptic number.

11276743779 is a deficient number, since it is larger than the sum of its proper divisors (8028301981).

11276743779 is an frugal number, since it uses more digits than its factorization.

11276743779 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6629501 (or 6629489 counting only the distinct ones).

The product of its digits is 3111696, while the sum is 54.

The spelling of 11276743779 in words is "eleven billion, two hundred seventy-six million, seven hundred forty-three thousand, seven hundred seventy-nine".