15441661163 has 4 divisors (see below), whose sum is σ = 15441997800. Its totient is φ = 15441324528.

The previous prime is 15441661139. The next prime is 15441661217. The reversal of 15441661163 is 36116614451.

15441661163 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 15441661163 - 2⁸ = 15441660907 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (15441661463) 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 3 ways as a sum of consecutive naturals, for example, 86138 + ... + 195711.

It is an arithmetic number, because the mean of its divisors is an integer number (3860499450).

Almost surely, 2^15441661163 is an apocalyptic number.

15441661163 is a deficient number, since it is larger than the sum of its proper divisors (336637).

15441661163 is an equidigital number, since it uses as much as digits as its factorization.

15441661163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 336636.

The product of its digits is 51840, while the sum is 38.

The spelling of 15441661163 in words is "fifteen billion, four hundred forty-one million, six hundred sixty-one thousand, one hundred sixty-three".