216256540314130 has 32 divisors (see below), whose sum is σ = 395861608356480. Its totient is φ = 85036002088320.

The previous prime is 216256540314053. The next prime is 216256540314161. The reversal of 216256540314130 is 31413045652612.

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, 118219822 + ... + 120035158.

It is an arithmetic number, because the mean of its divisors is an integer number (12370675261140).

Almost surely, 2^{216256540314130} is an apocalyptic number.

216256540314130 is a deficient number, since it is larger than the sum of its proper divisors (179605068042350).

216256540314130 is a wasteful number, since it uses less digits than its factorization.

216256540314130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2017314.

The product of its (nonzero) digits is 518400, while the sum is 43.

Adding to 216256540314130 its reverse (31413045652612), we get a palindrome (247669585966742).

The spelling of 216256540314130 in words is "two hundred sixteen trillion, two hundred fifty-six billion, five hundred forty million, three hundred fourteen thousand, one hundred thirty".