63726963364 has 27 divisors (see below), whose sum is σ = 112618664067. Its totient is φ = 31553230464.

The previous prime is 63726963341. The next prime is 63726963367. The reversal of 63726963364 is 46336962736.

The square root of 63726963364 is 252442.

It is a perfect power (a square), and thus also a powerful number.

63726963364 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 56433803364 + 7293160000 = 237558^2 + 85400^2 .

It is a super-2 number, since 2×63726963364² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63726963367) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 57051334 + ... + 57052450.

Almost surely, 2^63726963364 is an apocalyptic number.

63726963364 is the 252442-nd square number.

It is an amenable number.

63726963364 is a deficient number, since it is larger than the sum of its proper divisors (48891700703).

63726963364 is an equidigital number, since it uses as much as digits as its factorization.

63726963364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2464 (or 1232 counting only the distinct ones).

The product of its digits is 17635968, while the sum is 55.

The spelling of 63726963364 in words is "sixty-three billion, seven hundred twenty-six million, nine hundred sixty-three thousand, three hundred sixty-four".