3652646731801 has 2 divisors, whose sum is σ = 3652646731802. Its totient is φ = 3652646731800.

The previous prime is 3652646731691. The next prime is 3652646731823. The reversal of 3652646731801 is 1081376462563.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3327432015625 + 325214716176 = 1824125^2 + 570276^2 .

It is an emirp because it is prime and its reverse (1081376462563) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3652646731801 - 2³⁹ = 3102890917913 is a prime.

It is not a weakly prime, because it can be changed into another prime (3652646734801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1826323365900 + 1826323365901.

It is an arithmetic number, because the mean of its divisors is an integer number (1826323365901).

Almost surely, 2^{3652646731801} is an apocalyptic number.

It is an amenable number.

3652646731801 is a deficient number, since it is larger than the sum of its proper divisors (1).

3652646731801 is an equidigital number, since it uses as much as digits as its factorization.

3652646731801 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4354560, while the sum is 52.

The spelling of 3652646731801 in words is "three trillion, six hundred fifty-two billion, six hundred forty-six million, seven hundred thirty-one thousand, eight hundred one".