4201026155663 has 2 divisors, whose sum is σ = 4201026155664. Its totient is φ = 4201026155662.

The previous prime is 4201026155639. The next prime is 4201026155681. The reversal of 4201026155663 is 3665516201024.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4201026155663 - 2¹⁶ = 4201026090127 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4201026155663.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4201026155633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2100513077831 + 2100513077832.

It is an arithmetic number, because the mean of its divisors is an integer number (2100513077832).

Almost surely, 2^{4201026155663} is an apocalyptic number.

4201026155663 is a deficient number, since it is larger than the sum of its proper divisors (1).

4201026155663 is an equidigital number, since it uses as much as digits as its factorization.

4201026155663 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 259200, while the sum is 41.

The spelling of 4201026155663 in words is "four trillion, two hundred one billion, twenty-six million, one hundred fifty-five thousand, six hundred sixty-three".