2542566334045 has 8 divisors (see below), whose sum is σ = 3054139867224. Its totient is φ = 2032012889664.

The previous prime is 2542566334039. The next prime is 2542566334069. The reversal of 2542566334045 is 5404336652452.

It can be written as a sum of positive squares in 4 ways, for example, as 1283695798009 + 1258870536036 = 1133003^2 + 1121994^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2542566334045 - 2³ = 2542566334037 is a prime.

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 2542566334045.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 255016714 + ... + 255026683.

It is an arithmetic number, because the mean of its divisors is an integer number (381767483403).

Almost surely, 2^{2542566334045} is an apocalyptic number.

It is an amenable number.

2542566334045 is a deficient number, since it is larger than the sum of its proper divisors (511573533179).

2542566334045 is an equidigital number, since it uses as much as digits as its factorization.

2542566334045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 510044399.

The product of its (nonzero) digits is 10368000, while the sum is 49.

The spelling of 2542566334045 in words is "two trillion, five hundred forty-two billion, five hundred sixty-six million, three hundred thirty-four thousand, forty-five".