2493502309439 has 4 divisors (see below), whose sum is σ = 2573937867840. Its totient is φ = 2413066751040.

The previous prime is 2493502309411. The next prime is 2493502309451. The reversal of 2493502309439 is 9349032053942.

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 2493502309439 - 2²⁰ = 2493501260863 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 (2493502309489) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40217779154 + ... + 40217779215.

It is an arithmetic number, because the mean of its divisors is an integer number (643484466960).

Almost surely, 2^{2493502309439} is an apocalyptic number.

2493502309439 is a deficient number, since it is larger than the sum of its proper divisors (80435558401).

2493502309439 is an equidigital number, since it uses as much as digits as its factorization.

2493502309439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80435558400.

The product of its (nonzero) digits is 6298560, while the sum is 53.

The spelling of 2493502309439 in words is "two trillion, four hundred ninety-three billion, five hundred two million, three hundred nine thousand, four hundred thirty-nine".