32779795837 has 2 divisors, whose sum is σ = 32779795838. Its totient is φ = 32779795836.

The previous prime is 32779795831. The next prime is 32779795859. The reversal of 32779795837 is 73859797723.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 32505926436 + 273869401 = 180294^2 + 16549^2 .

It is a cyclic number.

It is not a de Polignac number, because 32779795837 - 2¹¹ = 32779793789 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32779795831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16389897918 + 16389897919.

It is an arithmetic number, because the mean of its divisors is an integer number (16389897919).

Almost surely, 2^32779795837 is an apocalyptic number.

It is an amenable number.

32779795837 is a deficient number, since it is larger than the sum of its proper divisors (1).

32779795837 is an equidigital number, since it uses as much as digits as its factorization.

32779795837 is an evil number, because the sum of its binary digits is even.

The product of its digits is 140026320, while the sum is 67.

The spelling of 32779795837 in words is "thirty-two billion, seven hundred seventy-nine million, seven hundred ninety-five thousand, eight hundred thirty-seven".