14546661404623 has 2 divisors, whose sum is σ = 14546661404624. Its totient is φ = 14546661404622.

The previous prime is 14546661404621. The next prime is 14546661404647. The reversal of 14546661404623 is 32640416664541.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 14546661404623 - 2¹ = 14546661404621 is a prime.

Together with 14546661404621, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14546661404621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7273330702311 + 7273330702312.

It is an arithmetic number, because the mean of its divisors is an integer number (7273330702312).

Almost surely, 2^{14546661404623} is an apocalyptic number.

14546661404623 is a deficient number, since it is larger than the sum of its proper divisors (1).

14546661404623 is an equidigital number, since it uses as much as digits as its factorization.

14546661404623 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9953280, while the sum is 52.

The spelling of 14546661404623 in words is "fourteen trillion, five hundred forty-six billion, six hundred sixty-one million, four hundred four thousand, six hundred twenty-three".