3621550365053 has 2 divisors, whose sum is σ = 3621550365054. Its totient is φ = 3621550365052.

The previous prime is 3621550365011. The next prime is 3621550365079. The reversal of 3621550365053 is 3505630551263.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2055102874969 + 1566447490084 = 1433563^2 + 1251578^2 .

It is a cyclic number.

It is not a de Polignac number, because 3621550365053 - 2⁴⁰ = 2522038737277 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3621550364995 and 3621550365013.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3621550361053) 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, 1810775182526 + 1810775182527.

It is an arithmetic number, because the mean of its divisors is an integer number (1810775182527).

Almost surely, 2^{3621550365053} is an apocalyptic number.

It is an amenable number.

3621550365053 is a deficient number, since it is larger than the sum of its proper divisors (1).

3621550365053 is an equidigital number, since it uses as much as digits as its factorization.

3621550365053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1215000, while the sum is 44.

The spelling of 3621550365053 in words is "three trillion, six hundred twenty-one billion, five hundred fifty million, three hundred sixty-five thousand, fifty-three".