65100000011623 has 2 divisors, whose sum is σ = 65100000011624. Its totient is φ = 65100000011622.

The previous prime is 65100000011587. The next prime is 65100000011743. The reversal of 65100000011623 is 32611000000156.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 65100000011623 - 2²⁹ = 65099463140711 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65100009011623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32550000005811 + 32550000005812.

It is an arithmetic number, because the mean of its divisors is an integer number (32550000005812).

Almost surely, 2^{65100000011623} is an apocalyptic number.

65100000011623 is a deficient number, since it is larger than the sum of its proper divisors (1).

65100000011623 is an equidigital number, since it uses as much as digits as its factorization.

65100000011623 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1080, while the sum is 25.

Adding to 65100000011623 its reverse (32611000000156), we get a palindrome (97711000011779).

The spelling of 65100000011623 in words is "sixty-five trillion, one hundred billion, eleven thousand, six hundred twenty-three".