2545324135199 has 4 divisors (see below), whose sum is σ = 2593349118936. Its totient is φ = 2497299151464.

The previous prime is 2545324135163. The next prime is 2545324135201. The reversal of 2545324135199 is 9915314235452.

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 2545324135199 - 2⁴⁰ = 1445812507423 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (53), and also a Moran number because the ratio is a prime number: 48024983683 = 2545324135199 / (2 + 5 + 4 + 5 + 3 + 2 + 4 + 1 + 3 + 5 + 1 + 9 + 9).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2545324135199.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2545324135139) 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, 24012491789 + ... + 24012491894.

It is an arithmetic number, because the mean of its divisors is an integer number (648337279734).

Almost surely, 2^{2545324135199} is an apocalyptic number.

2545324135199 is a deficient number, since it is larger than the sum of its proper divisors (48024983737).

2545324135199 is an equidigital number, since it uses as much as digits as its factorization.

2545324135199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48024983736.

The product of its digits is 5832000, while the sum is 53.

The spelling of 2545324135199 in words is "two trillion, five hundred forty-five billion, three hundred twenty-four million, one hundred thirty-five thousand, one hundred ninety-nine".