6443040167516 has 12 divisors (see below), whose sum is σ = 11275355200032. Its totient is φ = 3221510110368.

The previous prime is 6443040167467. The next prime is 6443040167527. The reversal of 6443040167516 is 6157610403446.

It is a super-2 number, since 2×6443040167516² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 931025 + ... + 3708488.

It is an arithmetic number, because the mean of its divisors is an integer number (939612933336).

Almost surely, 2^{6443040167516} is an apocalyptic number.

It is an amenable number.

6443040167516 is a deficient number, since it is larger than the sum of its proper divisors (4832315032516).

6443040167516 is a wasteful number, since it uses less digits than its factorization.

6443040167516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4986700 (or 4986698 counting only the distinct ones).

The product of its (nonzero) digits is 1451520, while the sum is 47.

The spelling of 6443040167516 in words is "six trillion, four hundred forty-three billion, forty million, one hundred sixty-seven thousand, five hundred sixteen".