65602919423 has 2 divisors, whose sum is σ = 65602919424. Its totient is φ = 65602919422.

The previous prime is 65602919413. The next prime is 65602919441. The reversal of 65602919423 is 32491920656.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 65602919423 - 2⁶ = 65602919359 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65602919413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32801459711 + 32801459712.

It is an arithmetic number, because the mean of its divisors is an integer number (32801459712).

Almost surely, 2^65602919423 is an apocalyptic number.

65602919423 is a deficient number, since it is larger than the sum of its proper divisors (1).

65602919423 is an equidigital number, since it uses as much as digits as its factorization.

65602919423 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 699840, while the sum is 47.

The spelling of 65602919423 in words is "sixty-five billion, six hundred two million, nine hundred nineteen thousand, four hundred twenty-three".