63727033441 has 2 divisors, whose sum is σ = 63727033442. Its totient is φ = 63727033440.

The previous prime is 63727033417. The next prime is 63727033553. The reversal of 63727033441 is 14433072736.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 63602822416 + 124211025 = 252196^2 + 11145^2 .

It is a cyclic number.

It is not a de Polignac number, because 63727033441 - 2²³ = 63718644833 is a prime.

It is a super-2 number, since 2×63727033441² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 63727033394 and 63727033403.

It is not a weakly prime, because it can be changed into another prime (63727033841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31863516720 + 31863516721.

It is an arithmetic number, because the mean of its divisors is an integer number (31863516721).

Almost surely, 2^63727033441 is an apocalyptic number.

It is an amenable number.

63727033441 is a deficient number, since it is larger than the sum of its proper divisors (1).

63727033441 is an equidigital number, since it uses as much as digits as its factorization.

63727033441 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 254016, while the sum is 40.

The spelling of 63727033441 in words is "sixty-three billion, seven hundred twenty-seven million, thirty-three thousand, four hundred forty-one".