2011779026583 has 4 divisors (see below), whose sum is σ = 2682372035448. Its totient is φ = 1341186017720.

The previous prime is 2011779026549. The next prime is 2011779026603. The reversal of 2011779026583 is 3856209771102.

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 2011779026583 - 2²⁵ = 2011745472151 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2011779026183) 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, 335296504428 + ... + 335296504433.

It is an arithmetic number, because the mean of its divisors is an integer number (670593008862).

Almost surely, 2^{2011779026583} is an apocalyptic number.

2011779026583 is a deficient number, since it is larger than the sum of its proper divisors (670593008865).

2011779026583 is an equidigital number, since it uses as much as digits as its factorization.

2011779026583 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 670593008864.

The product of its (nonzero) digits is 1270080, while the sum is 51.

The spelling of 2011779026583 in words is "two trillion, eleven billion, seven hundred seventy-nine million, twenty-six thousand, five hundred eighty-three".