63673050433 has 2 divisors, whose sum is σ = 63673050434. Its totient is φ = 63673050432.

The previous prime is 63673050421. The next prime is 63673050449. The reversal of 63673050433 is 33405037636.

63673050433 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 59698126224 + 3974924209 = 244332^2 + 63047^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-63673050433 is a prime.

It is a super-2 number, since 2×63673050433² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (63673050403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31836525216 + 31836525217.

It is an arithmetic number, because the mean of its divisors is an integer number (31836525217).

Almost surely, 2^63673050433 is an apocalyptic number.

It is an amenable number.

63673050433 is a deficient number, since it is larger than the sum of its proper divisors (1).

63673050433 is an equidigital number, since it uses as much as digits as its factorization.

63673050433 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 408240, while the sum is 40.

The spelling of 63673050433 in words is "sixty-three billion, six hundred seventy-three million, fifty thousand, four hundred thirty-three".