14954046218861 has 2 divisors, whose sum is σ = 14954046218862. Its totient is φ = 14954046218860.

The previous prime is 14954046218821. The next prime is 14954046218927. The reversal of 14954046218861 is 16881264045941.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11152053201961 + 3801993016900 = 3339469^2 + 1949870^2 .

It is a cyclic number.

It is not a de Polignac number, because 14954046218861 - 2¹⁴ = 14954046202477 is a prime.

It is a super-2 number, since 2×14954046218861² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 14954046218861.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14954046218821) 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, 7477023109430 + 7477023109431.

It is an arithmetic number, because the mean of its divisors is an integer number (7477023109431).

Almost surely, 2^{14954046218861} is an apocalyptic number.

It is an amenable number.

14954046218861 is a deficient number, since it is larger than the sum of its proper divisors (1).

14954046218861 is an equidigital number, since it uses as much as digits as its factorization.

14954046218861 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13271040, while the sum is 59.

The spelling of 14954046218861 in words is "fourteen trillion, nine hundred fifty-four billion, forty-six million, two hundred eighteen thousand, eight hundred sixty-one".