63266837841 has 9 divisors (see below), whose sum is σ = 91386522409. Its totient is φ = 42177388836.

The previous prime is 63266837819. The next prime is 63266837857. The reversal of 63266837841 is 14873866236.

The square root of 63266837841 is 251529.

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

63266837841 is a `hidden beast` number, since 6 + 3 + 266 + 8 + 378 + 4 + 1 = 666.

It is a tau number, because it is divible by the number of its divisors (9).

It is not a de Polignac number, because 63266837841 - 2¹³ = 63266829649 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63266837861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 712666 + ... + 796508.

Almost surely, 2^63266837841 is an apocalyptic number.

63266837841 is the 251529-th square number.

63266837841 is the 125765-th centered octagonal number.

It is an amenable number.

63266837841 is a deficient number, since it is larger than the sum of its proper divisors (28119684568).

63266837841 is an frugal number, since it uses more digits than its factorization.

63266837841 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167692 (or 83846 counting only the distinct ones).

The product of its digits is 6967296, while the sum is 54.

The spelling of 63266837841 in words is "sixty-three billion, two hundred sixty-six million, eight hundred thirty-seven thousand, eight hundred forty-one".