3661220302583 has 2 divisors, whose sum is σ = 3661220302584. Its totient is φ = 3661220302582.

The previous prime is 3661220302577. The next prime is 3661220302633. The reversal of 3661220302583 is 3852030221663.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3661220302583 - 2¹⁰ = 3661220301559 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3661220302583.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3661220307583) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1830610151291 + 1830610151292.

It is an arithmetic number, because the mean of its divisors is an integer number (1830610151292).

Almost surely, 2^{3661220302583} is an apocalyptic number.

3661220302583 is a deficient number, since it is larger than the sum of its proper divisors (1).

3661220302583 is an equidigital number, since it uses as much as digits as its factorization.

3661220302583 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 311040, while the sum is 41.

The spelling of 3661220302583 in words is "three trillion, six hundred sixty-one billion, two hundred twenty million, three hundred two thousand, five hundred eighty-three".