504630306303649 has 2 divisors, whose sum is σ = 504630306303650. Its totient is φ = 504630306303648.

The previous prime is 504630306303583. The next prime is 504630306303659. The reversal of 504630306303649 is 946303603036405.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 489176507502225 + 15453798801424 = 22117335^2 + 3931132^2 .

It is a cyclic number.

It is not a de Polignac number, because 504630306303649 - 2⁴³ = 495834213281441 is a prime.

It is a super-2 number, since 2×504630306303649² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 504630306303596 and 504630306303605.

It is not a weakly prime, because it can be changed into another prime (504630306303659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252315153151824 + 252315153151825.

It is an arithmetic number, because the mean of its divisors is an integer number (252315153151825).

Almost surely, 2^{504630306303649} is an apocalyptic number.

It is an amenable number.

504630306303649 is a deficient number, since it is larger than the sum of its proper divisors (1).

504630306303649 is an equidigital number, since it uses as much as digits as its factorization.

504630306303649 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12597120, while the sum is 52.

The spelling of 504630306303649 in words is "five hundred four trillion, six hundred thirty billion, three hundred six million, three hundred three thousand, six hundred forty-nine".