2543680510399 has 12 divisors (see below), whose sum is σ = 2965840684128. Its totient is φ = 2175238867200.

The previous prime is 2543680510391. The next prime is 2543680510417. The reversal of 2543680510399 is 9930150863452.

It is not a de Polignac number, because 2543680510399 - 2³ = 2543680510391 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2543680510391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 60201442 + ... + 60243679.

It is an arithmetic number, because the mean of its divisors is an integer number (247153390344).

Almost surely, 2^{2543680510399} is an apocalyptic number.

2543680510399 is a deficient number, since it is larger than the sum of its proper divisors (422160173729).

2543680510399 is a wasteful number, since it uses less digits than its factorization.

2543680510399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120445566 (or 120445559 counting only the distinct ones).

The product of its (nonzero) digits is 6998400, while the sum is 55.

The spelling of 2543680510399 in words is "two trillion, five hundred forty-three billion, six hundred eighty million, five hundred ten thousand, three hundred ninety-nine".