540043216402 has 32 divisors (see below), whose sum is σ = 825826518720. Its totient is φ = 264795241920.

The previous prime is 540043216387. The next prime is 540043216417. The reversal of 540043216402 is 204612340045.

It is an interprime number because it is at equal distance from previous prime (540043216387) and next prime (540043216417).

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, 137658813 + ... + 137662735.

It is an arithmetic number, because the mean of its divisors is an integer number (25807078710).

Almost surely, 2^540043216402 is an apocalyptic number.

540043216402 is a deficient number, since it is larger than the sum of its proper divisors (285783302318).

540043216402 is a wasteful number, since it uses less digits than its factorization.

540043216402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7098.

The product of its (nonzero) digits is 23040, while the sum is 31.

Adding to 540043216402 its reverse (204612340045), we get a palindrome (744655556447).

The spelling of 540043216402 in words is "five hundred forty billion, forty-three million, two hundred sixteen thousand, four hundred two".