14546611643 has 2 divisors, whose sum is σ = 14546611644. Its totient is φ = 14546611642.

The previous prime is 14546611553. The next prime is 14546611657. The reversal of 14546611643 is 34611664541.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 14546611643 - 2¹² = 14546607547 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 14546611643.

It is not a weakly prime, because it can be changed into another prime (14546611243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7273305821 + 7273305822.

It is an arithmetic number, because the mean of its divisors is an integer number (7273305822).

Almost surely, 2^14546611643 is an apocalyptic number.

14546611643 is a deficient number, since it is larger than the sum of its proper divisors (1).

14546611643 is an equidigital number, since it uses as much as digits as its factorization.

14546611643 is an evil number, because the sum of its binary digits is even.

The product of its digits is 207360, while the sum is 41.

The spelling of 14546611643 in words is "fourteen billion, five hundred forty-six million, six hundred eleven thousand, six hundred forty-three".