3655256862011 has 2 divisors, whose sum is σ = 3655256862012. Its totient is φ = 3655256862010.

The previous prime is 3655256861981. The next prime is 3655256862013. The reversal of 3655256862011 is 1102686525563.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3655256862011 - 2¹⁸ = 3655256599867 is a prime.

Together with 3655256862013, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (3655256862013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1827628431005 + 1827628431006.

It is an arithmetic number, because the mean of its divisors is an integer number (1827628431006).

Almost surely, 2^{3655256862011} is an apocalyptic number.

3655256862011 is a deficient number, since it is larger than the sum of its proper divisors (1).

3655256862011 is an equidigital number, since it uses as much as digits as its factorization.

3655256862011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592000, while the sum is 50.

The spelling of 3655256862011 in words is "three trillion, six hundred fifty-five billion, two hundred fifty-six million, eight hundred sixty-two thousand, eleven".