13240641634 has 8 divisors (see below), whose sum is σ = 21666504528. Its totient is φ = 6018473460.

The previous prime is 13240641619. The next prime is 13240641637. The reversal of 13240641634 is 43614604231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 13240641634.

It is not an unprimeable number, because it can be changed into a prime (13240641637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 300923652 + ... + 300923695.

It is an arithmetic number, because the mean of its divisors is an integer number (2708313066).

Almost surely, 2^13240641634 is an apocalyptic number.

13240641634 is a deficient number, since it is larger than the sum of its proper divisors (8425862894).

13240641634 is a wasteful number, since it uses less digits than its factorization.

13240641634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 601847360.

The product of its (nonzero) digits is 41472, while the sum is 34.

The spelling of 13240641634 in words is "thirteen billion, two hundred forty million, six hundred forty-one thousand, six hundred thirty-four".