15396384641 has 8 divisors (see below), whose sum is σ = 16870050144. Its totient is φ = 13935051520.

The previous prime is 15396384629. The next prime is 15396384643. The reversal of 15396384641 is 14648369351.

15396384641 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-15396384641 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 15396384641.

It is not an unprimeable number, because it can be changed into a prime (15396384643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3080480 + ... + 3085473.

It is an arithmetic number, because the mean of its divisors is an integer number (2108756268).

Almost surely, 2^15396384641 is an apocalyptic number.

15396384641 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

15396384641 is a deficient number, since it is larger than the sum of its proper divisors (1473665503).

15396384641 is a wasteful number, since it uses less digits than its factorization.

15396384641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6166191.

The product of its digits is 1866240, while the sum is 50.

The spelling of 15396384641 in words is "fifteen billion, three hundred ninety-six million, three hundred eighty-four thousand, six hundred forty-one".