541565694 has 12 divisors (see below), whose sum is σ = 1173392376. Its totient is φ = 180521892.

The previous prime is 541565669. The next prime is 541565699. The reversal of 541565694 is 496565145.

541565694 is a `hidden beast` number, since 541 + 56 + 56 + 9 + 4 = 666.

541565694 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (541565699) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 15043474 + ... + 15043509.

It is an arithmetic number, because the mean of its divisors is an integer number (97782698).

Almost surely, 2^541565694 is an apocalyptic number.

541565694 is an abundant number, since it is smaller than the sum of its proper divisors (631826682).

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

541565694 is a wasteful number, since it uses less digits than its factorization.

541565694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30086991 (or 30086988 counting only the distinct ones).

The product of its digits is 648000, while the sum is 45.

The square root of 541565694 is about 23271.5640643254. The cubic root of 541565694 is about 815.1115528488. Note that the first 3 decimals are identical.

The spelling of 541565694 in words is "five hundred forty-one million, five hundred sixty-five thousand, six hundred ninety-four".