6216140531423 has 4 divisors (see below), whose sum is σ = 6216145554048. Its totient is φ = 6216135508800.

The previous prime is 6216140531417. The next prime is 6216140531441. The reversal of 6216140531423 is 3241350416126.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 6216140531423 - 2⁴ = 6216140531407 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6216140531483) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 804290 + ... + 3616512.

It is an arithmetic number, because the mean of its divisors is an integer number (1554036388512).

Almost surely, 2^{6216140531423} is an apocalyptic number.

6216140531423 is a deficient number, since it is larger than the sum of its proper divisors (5022625).

6216140531423 is a wasteful number, since it uses less digits than its factorization.

6216140531423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5022624.

The product of its (nonzero) digits is 103680, while the sum is 38.

Adding to 6216140531423 its reverse (3241350416126), we get a palindrome (9457490947549).

The spelling of 6216140531423 in words is "six trillion, two hundred sixteen billion, one hundred forty million, five hundred thirty-one thousand, four hundred twenty-three".