307633425450073 has 2 divisors, whose sum is σ = 307633425450074. Its totient is φ = 307633425450072.

The previous prime is 307633425450049. The next prime is 307633425450121. The reversal of 307633425450073 is 370054524336703.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 299906092933209 + 7727332516864 = 17317797^2 + 2779808^2 .

It is a cyclic number.

It is not a de Polignac number, because 307633425450073 - 2⁵ = 307633425450041 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 307633425450073.

It is not a weakly prime, because it can be changed into another prime (307633425451073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 153816712725036 + 153816712725037.

It is an arithmetic number, because the mean of its divisors is an integer number (153816712725037).

Almost surely, 2^{307633425450073} is an apocalyptic number.

It is an amenable number.

307633425450073 is a deficient number, since it is larger than the sum of its proper divisors (1).

307633425450073 is an equidigital number, since it uses as much as digits as its factorization.

307633425450073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19051200, while the sum is 52.

Adding to 307633425450073 its reverse (370054524336703), we get a palindrome (677687949786776).

The spelling of 307633425450073 in words is "three hundred seven trillion, six hundred thirty-three billion, four hundred twenty-five million, four hundred fifty thousand, seventy-three".