2528048306613 has 4 divisors (see below), whose sum is σ = 3370731075488. Its totient is φ = 1685365537740.

The previous prime is 2528048306611. The next prime is 2528048306629. The reversal of 2528048306613 is 3166038408252.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 2528048306613 - 2¹ = 2528048306611 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 (2528048306611) 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, 421341384433 + ... + 421341384438.

It is an arithmetic number, because the mean of its divisors is an integer number (842682768872).

Almost surely, 2^{2528048306613} is an apocalyptic number.

It is an amenable number.

2528048306613 is a deficient number, since it is larger than the sum of its proper divisors (842682768875).

2528048306613 is an equidigital number, since it uses as much as digits as its factorization.

2528048306613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 842682768874.

The product of its (nonzero) digits is 1658880, while the sum is 48.

The spelling of 2528048306613 in words is "two trillion, five hundred twenty-eight billion, forty-eight million, three hundred six thousand, six hundred thirteen".