2547458842 has 16 divisors (see below), whose sum is σ = 3877941312. Its totient is φ = 1254839040.

The previous prime is 2547458831. The next prime is 2547458887. The reversal of 2547458842 is 2488547452.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 204538 + ... + 216634.

It is an arithmetic number, because the mean of its divisors is an integer number (242371332).

Almost surely, 2^2547458842 is an apocalyptic number.

2547458842 is a deficient number, since it is larger than the sum of its proper divisors (1330482470).

2547458842 is a wasteful number, since it uses less digits than its factorization.

2547458842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13653.

The product of its digits is 2867200, while the sum is 49.

The square root of 2547458842 is about 50472.3572066929. The cubic root of 2547458842 is about 1365.7432372195.

The spelling of 2547458842 in words is "two billion, five hundred forty-seven million, four hundred fifty-eight thousand, eight hundred forty-two".