2654559912281 has 2 divisors, whose sum is σ = 2654559912282. Its totient is φ = 2654559912280.

The previous prime is 2654559912269. The next prime is 2654559912287. The reversal of 2654559912281 is 1822199554562.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2654537025625 + 22886656 = 1629275^2 + 4784^2 .

It is a cyclic number.

It is not a de Polignac number, because 2654559912281 - 2¹⁰ = 2654559911257 is a prime.

It is a super-2 number, since 2×2654559912281² (a number of 26 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 2654559912281.

It is not a weakly prime, because it can be changed into another prime (2654559912287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1327279956140 + 1327279956141.

It is an arithmetic number, because the mean of its divisors is an integer number (1327279956141).

Almost surely, 2^{2654559912281} is an apocalyptic number.

It is an amenable number.

2654559912281 is a deficient number, since it is larger than the sum of its proper divisors (1).

2654559912281 is an equidigital number, since it uses as much as digits as its factorization.

2654559912281 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15552000, while the sum is 59.

The spelling of 2654559912281 in words is "two trillion, six hundred fifty-four billion, five hundred fifty-nine million, nine hundred twelve thousand, two hundred eighty-one".