2543504143434 has 8 divisors (see below), whose sum is σ = 5087008286880. Its totient is φ = 847834714476.

The previous prime is 2543504143417. The next prime is 2543504143459. The reversal of 2543504143434 is 4343414053452.

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

2543504143434 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 211958678614 + ... + 211958678625.

It is an arithmetic number, because the mean of its divisors is an integer number (635876035860).

Almost surely, 2^{2543504143434} is an apocalyptic number.

2543504143434 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2543504143434 is a wasteful number, since it uses less digits than its factorization.

2543504143434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 423917357244.

The product of its (nonzero) digits is 1382400, while the sum is 42.

Adding to 2543504143434 its reverse (4343414053452), we get a palindrome (6886918196886).

The spelling of 2543504143434 in words is "two trillion, five hundred forty-three billion, five hundred four million, one hundred forty-three thousand, four hundred thirty-four".