3612705133789 has 2 divisors, whose sum is σ = 3612705133790. Its totient is φ = 3612705133788.

The previous prime is 3612705133787. The next prime is 3612705133799. The reversal of 3612705133789 is 9873315072163.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3326490833689 + 286214300100 = 1823867^2 + 534990^2 .

It is a cyclic number.

It is not a de Polignac number, because 3612705133789 - 2¹ = 3612705133787 is a prime.

Together with 3612705133787, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3612705133787) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1806352566894 + 1806352566895.

It is an arithmetic number, because the mean of its divisors is an integer number (1806352566895).

Almost surely, 2^{3612705133789} is an apocalyptic number.

It is an amenable number.

3612705133789 is a deficient number, since it is larger than the sum of its proper divisors (1).

3612705133789 is an equidigital number, since it uses as much as digits as its factorization.

3612705133789 is an evil number, because the sum of its binary digits is even.

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

The spelling of 3612705133789 in words is "three trillion, six hundred twelve billion, seven hundred five million, one hundred thirty-three thousand, seven hundred eighty-nine".