9232433957861 has 2 divisors, whose sum is σ = 9232433957862. Its totient is φ = 9232433957860.

The previous prime is 9232433957809. The next prime is 9232433957911. The reversal of 9232433957861 is 1687593342329.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9166174049761 + 66259908100 = 3027569^2 + 257410^2 .

It is an emirp because it is prime and its reverse (1687593342329) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9232433957861 - 2⁶ = 9232433957797 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 9232433957794 and 9232433957803.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9232463957861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4616216978930 + 4616216978931.

It is an arithmetic number, because the mean of its divisors is an integer number (4616216978931).

Almost surely, 2^{9232433957861} is an apocalyptic number.

It is an amenable number.

9232433957861 is a deficient number, since it is larger than the sum of its proper divisors (1).

9232433957861 is an equidigital number, since it uses as much as digits as its factorization.

9232433957861 is an evil number, because the sum of its binary digits is even.

The product of its digits is 58786560, while the sum is 62.

The spelling of 9232433957861 in words is "nine trillion, two hundred thirty-two billion, four hundred thirty-three million, nine hundred fifty-seven thousand, eight hundred sixty-one".