15643268048107 has 4 divisors (see below), whose sum is σ = 17878020626416. Its totient is φ = 13408515469800.

The previous prime is 15643268048069. The next prime is 15643268048129. The reversal of 15643268048107 is 70184086234651.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 15643268048107 - 2¹⁵ = 15643268015339 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (15643268048167) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1117376289144 + ... + 1117376289157.

It is an arithmetic number, because the mean of its divisors is an integer number (4469505156604).

Almost surely, 2^{15643268048107} is an apocalyptic number.

15643268048107 is a deficient number, since it is larger than the sum of its proper divisors (2234752578309).

15643268048107 is an equidigital number, since it uses as much as digits as its factorization.

15643268048107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2234752578308.

The product of its (nonzero) digits is 7741440, while the sum is 55.

The spelling of 15643268048107 in words is "fifteen trillion, six hundred forty-three billion, two hundred sixty-eight million, forty-eight thousand, one hundred seven".