3907661852573 has 2 divisors, whose sum is σ = 3907661852574. Its totient is φ = 3907661852572.

The previous prime is 3907661852569. The next prime is 3907661852579. The reversal of 3907661852573 is 3752581667093.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3774887610649 + 132774241924 = 1942907^2 + 364382^2 .

It is a cyclic number.

It is not a de Polignac number, because 3907661852573 - 2² = 3907661852569 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3907661852579) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1953830926286 + 1953830926287.

It is an arithmetic number, because the mean of its divisors is an integer number (1953830926287).

Almost surely, 2^{3907661852573} is an apocalyptic number.

It is an amenable number.

3907661852573 is a deficient number, since it is larger than the sum of its proper divisors (1).

3907661852573 is an equidigital number, since it uses as much as digits as its factorization.

3907661852573 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 57153600, while the sum is 62.

The spelling of 3907661852573 in words is "three trillion, nine hundred seven billion, six hundred sixty-one million, eight hundred fifty-two thousand, five hundred seventy-three".