2544530542 has 8 divisors (see below), whose sum is σ = 3830283576. Its totient is φ = 1267769352.

The previous prime is 2544530533. The next prime is 2544530567. The reversal of 2544530542 is 2450354452.

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

It is a junction number, because it is equal to n+sod(n) for n = 2544530498 and 2544530507.

It is a congruent 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, 2247253 + ... + 2248384.

It is an arithmetic number, because the mean of its divisors is an integer number (478785447).

Almost surely, 2^2544530542 is an apocalyptic number.

2544530542 is a deficient number, since it is larger than the sum of its proper divisors (1285753034).

2544530542 is a wasteful number, since it uses less digits than its factorization.

2544530542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4495922.

The product of its (nonzero) digits is 96000, while the sum is 34.

The square root of 2544530542 is about 50443.3399171784. The cubic root of 2544530542 is about 1365.2197299982.

Adding to 2544530542 its reverse (2450354452), we get a palindrome (4994884994).

The spelling of 2544530542 in words is "two billion, five hundred forty-four million, five hundred thirty thousand, five hundred forty-two".