65601206023 has 4 divisors (see below), whose sum is σ = 66035651248. Its totient is φ = 65166760800.

The previous prime is 65601206017. The next prime is 65601206029. The reversal of 65601206023 is 32060210656.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (65601206017) and next prime (65601206029).

It is a cyclic number.

It is not a de Polignac number, because 65601206023 - 2²⁹ = 65064335111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65601206029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 217222386 + ... + 217222687.

It is an arithmetic number, because the mean of its divisors is an integer number (16508912812).

Almost surely, 2^65601206023 is an apocalyptic number.

65601206023 is a deficient number, since it is larger than the sum of its proper divisors (434445225).

65601206023 is a wasteful number, since it uses less digits than its factorization.

65601206023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 434445224.

The product of its (nonzero) digits is 12960, while the sum is 31.

Adding to 65601206023 its reverse (32060210656), we get a palindrome (97661416679).

The spelling of 65601206023 in words is "sixty-five billion, six hundred one million, two hundred six thousand, twenty-three".