14662215541 has 2 divisors, whose sum is σ = 14662215542. Its totient is φ = 14662215540.

The previous prime is 14662215511. The next prime is 14662215661. The reversal of 14662215541 is 14551226641.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7626528900 + 7035686641 = 87330^2 + 83879^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14662215541 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 14662215541.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14662215511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7331107770 + 7331107771.

It is an arithmetic number, because the mean of its divisors is an integer number (7331107771).

Almost surely, 2^14662215541 is an apocalyptic number.

It is an amenable number.

14662215541 is a deficient number, since it is larger than the sum of its proper divisors (1).

14662215541 is an equidigital number, since it uses as much as digits as its factorization.

14662215541 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 57600, while the sum is 37.

The spelling of 14662215541 in words is "fourteen billion, six hundred sixty-two million, two hundred fifteen thousand, five hundred forty-one".