3125616626563 has 2 divisors, whose sum is σ = 3125616626564. Its totient is φ = 3125616626562.

The previous prime is 3125616626533. The next prime is 3125616626581. The reversal of 3125616626563 is 3656266165213.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3125616626563 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3125616626563.

It is not a weakly prime, because it can be changed into another prime (3125616626533) 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, 1562808313281 + 1562808313282.

It is an arithmetic number, because the mean of its divisors is an integer number (1562808313282).

Almost surely, 2^{3125616626563} is an apocalyptic number.

3125616626563 is a deficient number, since it is larger than the sum of its proper divisors (1).

3125616626563 is an equidigital number, since it uses as much as digits as its factorization.

3125616626563 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6998400, while the sum is 52.

The spelling of 3125616626563 in words is "three trillion, one hundred twenty-five billion, six hundred sixteen million, six hundred twenty-six thousand, five hundred sixty-three".