2653443052399 has 4 divisors (see below), whose sum is σ = 2679204635536. Its totient is φ = 2627681469264.

The previous prime is 2653443052391. The next prime is 2653443052453. The reversal of 2653443052399 is 9932503443562.

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 2653443052399 - 2³ = 2653443052391 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 (2653443052391) 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, 12880791414 + ... + 12880791619.

It is an arithmetic number, because the mean of its divisors is an integer number (669801158884).

Almost surely, 2^{2653443052399} is an apocalyptic number.

2653443052399 is a deficient number, since it is larger than the sum of its proper divisors (25761583137).

2653443052399 is a wasteful number, since it uses less digits than its factorization.

2653443052399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25761583136.

The product of its (nonzero) digits is 20995200, while the sum is 55.

The spelling of 2653443052399 in words is "two trillion, six hundred fifty-three billion, four hundred forty-three million, fifty-two thousand, three hundred ninety-nine".