2649119871329 has 4 divisors (see below), whose sum is σ = 2649123970500. Its totient is φ = 2649115772160.

The previous prime is 2649119871323. The next prime is 2649119871337. The reversal of 2649119871329 is 9231789119462.

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 2441165630929 + 207954240400 = 1562423^2 + 456020^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2649119871329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2649119871323) 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, 843704 + ... + 2451545.

It is an arithmetic number, because the mean of its divisors is an integer number (662280992625).

Almost surely, 2^{2649119871329} is an apocalyptic number.

It is an amenable number.

2649119871329 is a deficient number, since it is larger than the sum of its proper divisors (4099171).

2649119871329 is an equidigital number, since it uses as much as digits as its factorization.

2649119871329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4099170.

The product of its digits is 11757312, while the sum is 62.

The spelling of 2649119871329 in words is "two trillion, six hundred forty-nine billion, one hundred nineteen million, eight hundred seventy-one thousand, three hundred twenty-nine".