3520601605553 has 2 divisors, whose sum is σ = 3520601605554. Its totient is φ = 3520601605552.

The previous prime is 3520601605541. The next prime is 3520601605583. The reversal of 3520601605553 is 3555061060253.

3520601605553 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3507634545424 + 12967060129 = 1872868^2 + 113873^2 .

It is a cyclic number.

It is not a de Polignac number, because 3520601605553 - 2⁶ = 3520601605489 is a prime.

It is a super-2 number, since 2×3520601605553² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3520601605553.

It is not a weakly prime, because it can be changed into another prime (3520601605523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1760300802776 + 1760300802777.

It is an arithmetic number, because the mean of its divisors is an integer number (1760300802777).

Almost surely, 2^{3520601605553} is an apocalyptic number.

It is an amenable number.

3520601605553 is a deficient number, since it is larger than the sum of its proper divisors (1).

3520601605553 is an equidigital number, since it uses as much as digits as its factorization.

3520601605553 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 405000, while the sum is 41.

The spelling of 3520601605553 in words is "three trillion, five hundred twenty billion, six hundred one million, six hundred five thousand, five hundred fifty-three".