2656064638153 has 2 divisors, whose sum is σ = 2656064638154. Its totient is φ = 2656064638152.

The previous prime is 2656064638127. The next prime is 2656064638169. The reversal of 2656064638153 is 3518364606562.

2656064638153 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2203764002064 + 452300636089 = 1484508^2 + 672533^2 .

It is a cyclic number.

It is not a de Polignac number, because 2656064638153 - 2²¹ = 2656062541001 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2656064638094 and 2656064638103.

It is not a weakly prime, because it can be changed into another prime (2656064638193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1328032319076 + 1328032319077.

It is an arithmetic number, because the mean of its divisors is an integer number (1328032319077).

Almost surely, 2^{2656064638153} is an apocalyptic number.

It is an amenable number.

2656064638153 is a deficient number, since it is larger than the sum of its proper divisors (1).

2656064638153 is an equidigital number, since it uses as much as digits as its factorization.

2656064638153 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18662400, while the sum is 55.

The spelling of 2656064638153 in words is "two trillion, six hundred fifty-six billion, sixty-four million, six hundred thirty-eight thousand, one hundred fifty-three".