2543512255345 has 8 divisors (see below), whose sum is σ = 3052340856576. Its totient is φ = 2034725704176.

The previous prime is 2543512255343. The next prime is 2543512255369. The reversal of 2543512255345 is 5435522153452.

It is a happy number.

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 2543512255345 - 2¹ = 2543512255343 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2543512255295 and 2543512255304.

It is not an unprimeable number, because it can be changed into a prime (2543512255343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10379287 + ... + 10621516.

It is an arithmetic number, because the mean of its divisors is an integer number (381542607072).

Almost surely, 2^{2543512255345} is an apocalyptic number.

It is an amenable number.

2543512255345 is a deficient number, since it is larger than the sum of its proper divisors (508828601231).

2543512255345 is a wasteful number, since it uses less digits than its factorization.

2543512255345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21025031.

The product of its digits is 3600000, while the sum is 46.

The spelling of 2543512255345 in words is "two trillion, five hundred forty-three billion, five hundred twelve million, two hundred fifty-five thousand, three hundred forty-five".