2543420522 has 8 divisors (see below), whose sum is σ = 4015927200. Its totient is φ = 1204778124.

The previous prime is 2543420501. The next prime is 2543420549. The reversal of 2543420522 is 2250243452.

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, 33466022 + ... + 33466097.

It is an arithmetic number, because the mean of its divisors is an integer number (501990900).

Almost surely, 2^2543420522 is an apocalyptic number.

2543420522 is a deficient number, since it is larger than the sum of its proper divisors (1472506678).

2543420522 is a wasteful number, since it uses less digits than its factorization.

2543420522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66932140.

The product of its (nonzero) digits is 19200, while the sum is 29.

The square root of 2543420522 is about 50432.3360751810. The cubic root of 2543420522 is about 1365.0211810459.

Adding to 2543420522 its reverse (2250243452), we get a palindrome (4793663974).

The spelling of 2543420522 in words is "two billion, five hundred forty-three million, four hundred twenty thousand, five hundred twenty-two".