545782025978 has 8 divisors (see below), whose sum is σ = 935626330272. Its totient is φ = 233906582556.

The previous prime is 545782025941. The next prime is 545782026001. The reversal of 545782025978 is 879520287545.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 545782025978.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19492215200 + ... + 19492215227.

It is an arithmetic number, because the mean of its divisors is an integer number (116953291284).

Almost surely, 2^545782025978 is an apocalyptic number.

545782025978 is a deficient number, since it is larger than the sum of its proper divisors (389844304294).

545782025978 is a wasteful number, since it uses less digits than its factorization.

545782025978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38984430436.

The product of its (nonzero) digits is 56448000, while the sum is 62.

The spelling of 545782025978 in words is "five hundred forty-five billion, seven hundred eighty-two million, twenty-five thousand, nine hundred seventy-eight".