14616861641 has 4 divisors (see below), whose sum is σ = 14631178884. Its totient is φ = 14602544400.

The previous prime is 14616861607. The next prime is 14616861643.

14616861641 is nontrivially palindromic in base 10.

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

It can be written as a sum of positive squares in 2 ways, for example, as 9196810000 + 5420051641 = 95900^2 + 73621^2 .

It is a cyclic number.

It is not a de Polignac number, because 14616861641 - 2¹⁸ = 14616599497 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 14616861592 and 14616861601.

It is not an unprimeable number, because it can be changed into a prime (14616861643) 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, 7157090 + ... + 7159131.

It is an arithmetic number, because the mean of its divisors is an integer number (3657794721).

Almost surely, 2^14616861641 is an apocalyptic number.

It is an amenable number.

14616861641 is a deficient number, since it is larger than the sum of its proper divisors (14317243).

14616861641 is a wasteful number, since it uses less digits than its factorization.

14616861641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14317242.

The product of its digits is 165888, while the sum is 44.

The spelling of 14616861641 in words is "fourteen billion, six hundred sixteen million, eight hundred sixty-one thousand, six hundred forty-one".