13849904641 has 8 divisors (see below), whose sum is σ = 15302196864. Its totient is φ = 12468456000.

The previous prime is 13849904603. The next prime is 13849904647. The reversal of 13849904641 is 14640994831.

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

It is a cyclic number.

It is not a de Polignac number, because 13849904641 - 2¹³ = 13849896449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13849904647) 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 7 ways as a sum of consecutive naturals, for example, 17710485 + ... + 17711266.

It is an arithmetic number, because the mean of its divisors is an integer number (1912774608).

Almost surely, 2^13849904641 is an apocalyptic number.

It is an amenable number.

13849904641 is a deficient number, since it is larger than the sum of its proper divisors (1452292223).

13849904641 is a wasteful number, since it uses less digits than its factorization.

13849904641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35421791.

The product of its (nonzero) digits is 746496, while the sum is 49.

The spelling of 13849904641 in words is "thirteen billion, eight hundred forty-nine million, nine hundred four thousand, six hundred forty-one".