14030256261661 has 2 divisors, whose sum is σ = 14030256261662. Its totient is φ = 14030256261660.

The previous prime is 14030256261641. The next prime is 14030256261667. The reversal of 14030256261661 is 16616265203041.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11687578064100 + 2342678197561 = 3418710^2 + 1530581^2 .

It is a cyclic number.

It is not a de Polignac number, because 14030256261661 - 2¹⁷ = 14030256130589 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14030256261667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7015128130830 + 7015128130831.

It is an arithmetic number, because the mean of its divisors is an integer number (7015128130831).

Almost surely, 2^{14030256261661} is an apocalyptic number.

It is an amenable number.

14030256261661 is a deficient number, since it is larger than the sum of its proper divisors (1).

14030256261661 is an equidigital number, since it uses as much as digits as its factorization.

14030256261661 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 311040, while the sum is 43.

The spelling of 14030256261661 in words is "fourteen trillion, thirty billion, two hundred fifty-six million, two hundred sixty-one thousand, six hundred sixty-one".