3651983716933 has 2 divisors, whose sum is σ = 3651983716934. Its totient is φ = 3651983716932.

The previous prime is 3651983716793. The next prime is 3651983717009. The reversal of 3651983716933 is 3396173891563.

3651983716933 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3128802020964 + 523181695969 = 1768842^2 + 723313^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3651983716933 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3651983716033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1825991858466 + 1825991858467.

It is an arithmetic number, because the mean of its divisors is an integer number (1825991858467).

Almost surely, 2^{3651983716933} is an apocalyptic number.

It is an amenable number.

3651983716933 is a deficient number, since it is larger than the sum of its proper divisors (1).

3651983716933 is an equidigital number, since it uses as much as digits as its factorization.

3651983716933 is an evil number, because the sum of its binary digits is even.

The product of its digits is 66134880, while the sum is 64.

The spelling of 3651983716933 in words is "three trillion, six hundred fifty-one billion, nine hundred eighty-three million, seven hundred sixteen thousand, nine hundred thirty-three".