83952237709 has 2 divisors, whose sum is σ = 83952237710. Its totient is φ = 83952237708.

The previous prime is 83952237701. The next prime is 83952237769. The reversal of 83952237709 is 90773225938.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 55470612484 + 28481625225 = 235522^2 + 168765^2 .

It is a cyclic number.

It is not a de Polignac number, because 83952237709 - 2³ = 83952237701 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 83952237709.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (83952237701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41976118854 + 41976118855.

It is an arithmetic number, because the mean of its divisors is an integer number (41976118855).

Almost surely, 2^83952237709 is an apocalyptic number.

It is an amenable number.

83952237709 is a deficient number, since it is larger than the sum of its proper divisors (1).

83952237709 is an equidigital number, since it uses as much as digits as its factorization.

83952237709 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5715360, while the sum is 55.

The spelling of 83952237709 in words is "eighty-three billion, nine hundred fifty-two million, two hundred thirty-seven thousand, seven hundred nine".