2505543030442 has 8 divisors (see below), whose sum is σ = 3768555185856. Its totient is φ = 1249357968492.

The previous prime is 2505543030439. The next prime is 2505543030451. The reversal of 2505543030442 is 2440303455052.

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

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, 1706772448 + ... + 1706773915.

It is an arithmetic number, because the mean of its divisors is an integer number (471069398232).

Almost surely, 2^{2505543030442} is an apocalyptic number.

2505543030442 is a deficient number, since it is larger than the sum of its proper divisors (1263012155414).

2505543030442 is a wasteful number, since it uses less digits than its factorization.

2505543030442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3413546732.

The product of its (nonzero) digits is 288000, while the sum is 37.

Adding to 2505543030442 its reverse (2440303455052), we get a palindrome (4945846485494).

The spelling of 2505543030442 in words is "two trillion, five hundred five billion, five hundred forty-three million, thirty thousand, four hundred forty-two".