13415043339946 has 32 divisors (see below), whose sum is σ = 20639680346880. Its totient is φ = 6536902834176.

The previous prime is 13415043339941. The next prime is 13415043339947. The reversal of 13415043339946 is 64993334051431.

It is not an unprimeable number, because it can be changed into a prime (13415043339941) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 24673195 + ... + 25211041.

It is an arithmetic number, because the mean of its divisors is an integer number (644990010840).

Almost surely, 2^{13415043339946} is an apocalyptic number.

13415043339946 is a deficient number, since it is larger than the sum of its proper divisors (7224637006934).

13415043339946 is a wasteful number, since it uses less digits than its factorization.

13415043339946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 539478.

The product of its (nonzero) digits is 12597120, while the sum is 55.

The spelling of 13415043339946 in words is "thirteen trillion, four hundred fifteen billion, forty-three million, three hundred thirty-nine thousand, nine hundred forty-six".