16343466531 has 32 divisors (see below), whose sum is σ = 26824765440. Its totient is φ = 8641823904.

The previous prime is 16343466527. The next prime is 16343466539. The reversal of 16343466531 is 13566434361.

It is not a de Polignac number, because 16343466531 - 2² = 16343466527 is a prime.

It is a super-2 number, since 2×16343466531² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (16343466539) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 459135 + ... + 493448.

It is an arithmetic number, because the mean of its divisors is an integer number (838273920).

Almost surely, 2^16343466531 is an apocalyptic number.

16343466531 is a deficient number, since it is larger than the sum of its proper divisors (10481298909).

16343466531 is a wasteful number, since it uses less digits than its factorization.

16343466531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 952655.

The product of its digits is 466560, while the sum is 42.

The spelling of 16343466531 in words is "sixteen billion, three hundred forty-three million, four hundred sixty-six thousand, five hundred thirty-one".