540034166778 has 16 divisors (see below), whose sum is σ = 1080276221280. Its totient is φ = 179976740976.

The previous prime is 540034166593. The next prime is 540034166857. The reversal of 540034166778 is 877661430045.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 540034166778.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8628208 + ... + 8690571.

It is an arithmetic number, because the mean of its divisors is an integer number (67517263830).

Almost surely, 2^540034166778 is an apocalyptic number.

540034166778 is an abundant number, since it is smaller than the sum of its proper divisors (540242054502).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

540034166778 is a wasteful number, since it uses less digits than its factorization.

540034166778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17323981.

The product of its (nonzero) digits is 3386880, while the sum is 51.

The spelling of 540034166778 in words is "five hundred forty billion, thirty-four million, one hundred sixty-six thousand, seven hundred seventy-eight".