541545636 has 12 divisors (see below), whose sum is σ = 1263606512. Its totient is φ = 180515208.

The previous prime is 541545629. The next prime is 541545643. The reversal of 541545636 is 636545145.

It is an interprime number because it is at equal distance from previous prime (541545629) and next prime (541545643).

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 541545594 and 541545603.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22564390 + ... + 22564413.

Almost surely, 2^541545636 is an apocalyptic number.

It is an amenable number.

541545636 is an abundant number, since it is smaller than the sum of its proper divisors (722060876).

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

541545636 is a wasteful number, since it uses less digits than its factorization.

541545636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45128810 (or 45128808 counting only the distinct ones).

The product of its digits is 216000, while the sum is 39.

The square root of 541545636 is about 23271.1331052014. The cubic root of 541545636 is about 815.1014896133.

The spelling of 541545636 in words is "five hundred forty-one million, five hundred forty-five thousand, six hundred thirty-six".