544785538 has 16 divisors (see below), whose sum is σ = 892205280. Its totient is φ = 247424800.

The previous prime is 544785517. The next prime is 544785551. The reversal of 544785538 is 835587445.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 544785491 and 544785500.

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, 18753 + ... + 37963.

It is an arithmetic number, because the mean of its divisors is an integer number (55762830).

Almost surely, 2^544785538 is an apocalyptic number.

544785538 is a deficient number, since it is larger than the sum of its proper divisors (347419742).

544785538 is a wasteful number, since it uses less digits than its factorization.

544785538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20513.

The product of its digits is 2688000, while the sum is 49.

The square root of 544785538 is about 23340.6413365186. The cubic root of 544785538 is about 816.7237597366.

The spelling of 544785538 in words is "five hundred forty-four million, seven hundred eighty-five thousand, five hundred thirty-eight".