236064513493 has 2 divisors, whose sum is σ = 236064513494. Its totient is φ = 236064513492.

The previous prime is 236064513479. The next prime is 236064513547. The reversal of 236064513493 is 394315460632.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 167515848369 + 68548665124 = 409287^2 + 261818^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-236064513493 is a prime.

It is a super-2 number, since 2×236064513493² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (236064513793) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 118032256746 + 118032256747.

It is an arithmetic number, because the mean of its divisors is an integer number (118032256747).

Almost surely, 2^236064513493 is an apocalyptic number.

It is an amenable number.

236064513493 is a deficient number, since it is larger than the sum of its proper divisors (1).

236064513493 is an equidigital number, since it uses as much as digits as its factorization.

236064513493 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1399680, while the sum is 46.

The spelling of 236064513493 in words is "two hundred thirty-six billion, sixty-four million, five hundred thirteen thousand, four hundred ninety-three".