540346664015 has 4 divisors (see below), whose sum is σ = 648415996824. Its totient is φ = 432277331208.

The previous prime is 540346664009. The next prime is 540346664021. The reversal of 540346664015 is 510466643045.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (540346664009) and next prime (540346664021).

It is a cyclic number.

It is not a de Polignac number, because 540346664015 - 2¹⁶ = 540346598479 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54034666397 + ... + 54034666406.

It is an arithmetic number, because the mean of its divisors is an integer number (162103999206).

Almost surely, 2^540346664015 is an apocalyptic number.

540346664015 is a deficient number, since it is larger than the sum of its proper divisors (108069332809).

540346664015 is a wasteful number, since it uses less digits than its factorization.

540346664015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108069332808.

The product of its (nonzero) digits is 1036800, while the sum is 44.

The spelling of 540346664015 in words is "five hundred forty billion, three hundred forty-six million, six hundred sixty-four thousand, fifteen".