540011564 has 6 divisors (see below), whose sum is σ = 945020244. Its totient is φ = 270005780.

The previous prime is 540011561. The next prime is 540011567. The reversal of 540011564 is 465110045.

It is an interprime number because it is at equal distance from previous prime (540011561) and next prime (540011567).

It is a super-2 number, since 2×540011564² = 583224978507452192, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (540011561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67501442 + ... + 67501449.

It is an arithmetic number, because the mean of its divisors is an integer number (157503374).

Almost surely, 2^540011564 is an apocalyptic number.

It is an amenable number.

540011564 is a deficient number, since it is larger than the sum of its proper divisors (405008680).

540011564 is a wasteful number, since it uses less digits than its factorization.

540011564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135002895 (or 135002893 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 26.

The square root of 540011564 is about 23238.1488935758. The cubic root of 540011564 is about 814.3310978120.

The spelling of 540011564 in words is "five hundred forty million, eleven thousand, five hundred sixty-four".