2656036471097 has 2 divisors, whose sum is σ = 2656036471098. Its totient is φ = 2656036471096.

The previous prime is 2656036471069. The next prime is 2656036471117. The reversal of 2656036471097 is 7901746306562.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2574192416041 + 81844055056 = 1604429^2 + 286084^2 .

It is a cyclic number.

It is not a de Polignac number, because 2656036471097 - 2¹² = 2656036467001 is a prime.

It is not a weakly prime, because it can be changed into another prime (2656036471397) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1328018235548 + 1328018235549.

It is an arithmetic number, because the mean of its divisors is an integer number (1328018235549).

Almost surely, 2^{2656036471097} is an apocalyptic number.

It is an amenable number.

2656036471097 is a deficient number, since it is larger than the sum of its proper divisors (1).

2656036471097 is an equidigital number, since it uses as much as digits as its factorization.

2656036471097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11430720, while the sum is 56.

The spelling of 2656036471097 in words is "two trillion, six hundred fifty-six billion, thirty-six million, four hundred seventy-one thousand, ninety-seven".