3215620620063 has 48 divisors (see below), whose sum is σ = 4740464645280. Its totient is φ = 2099728680192.

The previous prime is 3215620620019. The next prime is 3215620620073. The reversal of 3215620620063 is 3600260265123.

3215620620063 is a `hidden beast` number, since 3 + 2 + 1 + 5 + 6 + 20 + 620 + 0 + 6 + 3 = 666.

It is not a de Polignac number, because 3215620620063 - 2⁸ = 3215620619807 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3215620620073) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1016634720 + ... + 1016637882.

It is an arithmetic number, because the mean of its divisors is an integer number (98759680110).

Almost surely, 2^{3215620620063} is an apocalyptic number.

3215620620063 is a deficient number, since it is larger than the sum of its proper divisors (1524844025217).

3215620620063 is a wasteful number, since it uses less digits than its factorization.

3215620620063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6168 (or 6165 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 36.

Adding to 3215620620063 its reverse (3600260265123), we get a palindrome (6815880885186).

The spelling of 3215620620063 in words is "three trillion, two hundred fifteen billion, six hundred twenty million, six hundred twenty thousand, sixty-three".