540406819178 has 32 divisors (see below), whose sum is σ = 856341995520. Its totient is φ = 255369224880.

The previous prime is 540406819109. The next prime is 540406819181. The reversal of 540406819178 is 871918604045.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30082163 + ... + 30100121.

It is an arithmetic number, because the mean of its divisors is an integer number (26760687360).

Almost surely, 2^540406819178 is an apocalyptic number.

540406819178 is a deficient number, since it is larger than the sum of its proper divisors (315935176342).

540406819178 is a wasteful number, since it uses less digits than its factorization.

540406819178 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29322.

The product of its (nonzero) digits is 1935360, while the sum is 53.

The spelling of 540406819178 in words is "five hundred forty billion, four hundred six million, eight hundred nineteen thousand, one hundred seventy-eight".