2149563511013 has 4 divisors (see below), whose sum is σ = 2149566774060. Its totient is φ = 2149560247968.

The previous prime is 2149563510917. The next prime is 2149563511037. The reversal of 2149563511013 is 3101153659412.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 212965636324 + 1936597874689 = 461482^2 + 1391617^2 .

It is a cyclic number.

It is not a de Polignac number, because 2149563511013 - 2²⁶ = 2149496402149 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2149563511313) 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, 257870 + ... + 2089407.

It is an arithmetic number, because the mean of its divisors is an integer number (537391693515).

Almost surely, 2^{2149563511013} is an apocalyptic number.

It is an amenable number.

2149563511013 is a deficient number, since it is larger than the sum of its proper divisors (3263047).

2149563511013 is an equidigital number, since it uses as much as digits as its factorization.

2149563511013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3263046.

The product of its (nonzero) digits is 97200, while the sum is 41.

The spelling of 2149563511013 in words is "two trillion, one hundred forty-nine billion, five hundred sixty-three million, five hundred eleven thousand, thirteen".