540444045 has 16 divisors (see below), whose sum is σ = 874428480. Its totient is φ = 284997504.

The previous prime is 540444017. The next prime is 540444061.

It is a happy number.

540444045 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 540444045 - 2⁵ = 540444013 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 201079 + ... + 203748.

It is an arithmetic number, because the mean of its divisors is an integer number (54651780).

Almost surely, 2^540444045 is an apocalyptic number.

It is an amenable number.

540444045 is a deficient number, since it is larger than the sum of its proper divisors (333984435).

540444045 is a wasteful number, since it uses less digits than its factorization.

540444045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 404924.

The product of its (nonzero) digits is 25600, while the sum is 30.

The square root of 540444045 is about 23247.4524410741. The cubic root of 540444045 is about 814.5484318933.

The spelling of 540444045 in words is "five hundred forty million, four hundred forty-four thousand, forty-five".