16040343613 has 32 divisors (see below), whose sum is σ = 19456335360. Its totient is φ = 12931107840.

The previous prime is 16040343607. The next prime is 16040343619. The reversal of 16040343613 is 31634304061.

It is a happy number.

16040343613 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (16040343607) and next prime (16040343619).

It is not a de Polignac number, because 16040343613 - 2⁹ = 16040343101 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16040343619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8047345 + ... + 8049337.

It is an arithmetic number, because the mean of its divisors is an integer number (608010480).

Almost surely, 2^16040343613 is an apocalyptic number.

It is an amenable number.

16040343613 is a deficient number, since it is larger than the sum of its proper divisors (3415991747).

16040343613 is a wasteful number, since it uses less digits than its factorization.

16040343613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3037.

The product of its (nonzero) digits is 15552, while the sum is 31.

Adding to 16040343613 its reverse (31634304061), we get a palindrome (47674647674).

The spelling of 16040343613 in words is "sixteen billion, forty million, three hundred forty-three thousand, six hundred thirteen".