3663953022901 has 2 divisors, whose sum is σ = 3663953022902. Its totient is φ = 3663953022900.

The previous prime is 3663953022893. The next prime is 3663953022929. The reversal of 3663953022901 is 1092203593663.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1954655648100 + 1709297374801 = 1398090^2 + 1307401^2 .

It is a cyclic number.

It is not a de Polignac number, because 3663953022901 - 2³ = 3663953022893 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3663953022971) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1831976511450 + 1831976511451.

It is an arithmetic number, because the mean of its divisors is an integer number (1831976511451).

Almost surely, 2^{3663953022901} is an apocalyptic number.

It is an amenable number.

3663953022901 is a deficient number, since it is larger than the sum of its proper divisors (1).

3663953022901 is an equidigital number, since it uses as much as digits as its factorization.

3663953022901 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1574640, while the sum is 49.

The spelling of 3663953022901 in words is "three trillion, six hundred sixty-three billion, nine hundred fifty-three million, twenty-two thousand, nine hundred one".