2644133013 has 12 divisors (see below), whose sum is σ = 3823249248. Its totient is φ = 1760934120.

The previous prime is 2644132999. The next prime is 2644133027. The reversal of 2644133013 is 3103314462.

2644133013 is a `hidden beast` number, since 2 + 644 + 1 + 3 + 3 + 0 + 13 = 666.

It is an interprime number because it is at equal distance from previous prime (2644132999) and next prime (2644133027).

It is not a de Polignac number, because 2644133013 - 2¹⁰ = 2644131989 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2644133113) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 142545 + ... + 160022.

It is an arithmetic number, because the mean of its divisors is an integer number (318604104).

Almost surely, 2^2644133013 is an apocalyptic number.

It is an amenable number.

2644133013 is a deficient number, since it is larger than the sum of its proper divisors (1179116235).

2644133013 is a wasteful number, since it uses less digits than its factorization.

2644133013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303544 (or 303541 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

The square root of 2644133013 is about 51421.1339139852. The cubic root of 2644133013 is about 1382.8055040236.

Adding to 2644133013 its reverse (3103314462), we get a palindrome (5747447475).

The spelling of 2644133013 in words is "two billion, six hundred forty-four million, one hundred thirty-three thousand, thirteen".