236473136693 has 2 divisors, whose sum is σ = 236473136694. Its totient is φ = 236473136692.

The previous prime is 236473136671. The next prime is 236473136729. The reversal of 236473136693 is 396631374632.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 130420655044 + 106052481649 = 361138^2 + 325657^2 .

It is a cyclic number.

It is not a de Polignac number, because 236473136693 - 2¹⁰ = 236473135669 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (236473136633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 118236568346 + 118236568347.

It is an arithmetic number, because the mean of its divisors is an integer number (118236568347).

Almost surely, 2^236473136693 is an apocalyptic number.

It is an amenable number.

236473136693 is a deficient number, since it is larger than the sum of its proper divisors (1).

236473136693 is an equidigital number, since it uses as much as digits as its factorization.

236473136693 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8817984, while the sum is 53.

The spelling of 236473136693 in words is "two hundred thirty-six billion, four hundred seventy-three million, one hundred thirty-six thousand, six hundred ninety-three".