2542066178 has 16 divisors (see below), whose sum is σ = 3840925056. Its totient is φ = 1261792080.

The previous prime is 2542066169. The next prime is 2542066201. The reversal of 2542066178 is 8716602452.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 145100 + ... + 161672.

It is an arithmetic number, because the mean of its divisors is an integer number (240057816).

Almost surely, 2^2542066178 is an apocalyptic number.

2542066178 is a deficient number, since it is larger than the sum of its proper divisors (1298858878).

2542066178 is a wasteful number, since it uses less digits than its factorization.

2542066178 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17129.

The product of its (nonzero) digits is 161280, while the sum is 41.

The square root of 2542066178 is about 50418.9069496751. The cubic root of 2542066178 is about 1364.7788516753.

The spelling of 2542066178 in words is "two billion, five hundred forty-two million, sixty-six thousand, one hundred seventy-eight".