630623574873623 has 2 divisors, whose sum is σ = 630623574873624. Its totient is φ = 630623574873622.

The previous prime is 630623574873577. The next prime is 630623574873647. The reversal of 630623574873623 is 326378475326036.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 630623574873623 - 2¹² = 630623574869527 is a prime.

It is a super-2 number, since 2×630623574873623² (a number of 30 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 630623574873623.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (630623574873653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 315311787436811 + 315311787436812.

It is an arithmetic number, because the mean of its divisors is an integer number (315311787436812).

Almost surely, 2^{630623574873623} is an apocalyptic number.

630623574873623 is a deficient number, since it is larger than the sum of its proper divisors (1).

630623574873623 is an equidigital number, since it uses as much as digits as its factorization.

630623574873623 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 548674560, while the sum is 65.

The spelling of 630623574873623 in words is "six hundred thirty trillion, six hundred twenty-three billion, five hundred seventy-four million, eight hundred seventy-three thousand, six hundred twenty-three".