630552311125565 has 16 divisors (see below), whose sum is σ = 777115836065280. Its totient is φ = 490806569108160.

The previous prime is 630552311125543. The next prime is 630552311125591. The reversal of 630552311125565 is 565521113255036.

It is a happy number.

It is not a de Polignac number, because 630552311125565 - 2¹⁴ = 630552311109181 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48425300 + ... + 60050930.

It is an arithmetic number, because the mean of its divisors is an integer number (48569739754080).

Almost surely, 2^{630552311125565} is an apocalyptic number.

It is an amenable number.

630552311125565 is a deficient number, since it is larger than the sum of its proper divisors (146563524939715).

630552311125565 is a wasteful number, since it uses less digits than its factorization.

630552311125565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11918852.

The product of its (nonzero) digits is 4050000, while the sum is 50.

The spelling of 630552311125565 in words is "six hundred thirty trillion, five hundred fifty-two billion, three hundred eleven million, one hundred twenty-five thousand, five hundred sixty-five".