63483800381 has 2 divisors, whose sum is σ = 63483800382. Its totient is φ = 63483800380.

The previous prime is 63483800377. The next prime is 63483800411. The reversal of 63483800381 is 18300838436.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 44243336281 + 19240464100 = 210341^2 + 138710^2 .

It is a cyclic number.

It is not a de Polignac number, because 63483800381 - 2² = 63483800377 is a prime.

It is a super-2 number, since 2×63483800381² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63483800981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31741900190 + 31741900191.

It is an arithmetic number, because the mean of its divisors is an integer number (31741900191).

Almost surely, 2^63483800381 is an apocalyptic number.

It is an amenable number.

63483800381 is a deficient number, since it is larger than the sum of its proper divisors (1).

63483800381 is an equidigital number, since it uses as much as digits as its factorization.

63483800381 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 331776, while the sum is 44.

The spelling of 63483800381 in words is "sixty-three billion, four hundred eighty-three million, eight hundred thousand, three hundred eighty-one".