63266461181 has 12 divisors (see below), whose sum is σ = 80286196320. Its totient is φ = 49298540760.

The previous prime is 63266461151. The next prime is 63266461303. The reversal of 63266461181 is 18116466236.

It is not a de Polignac number, because 63266461181 - 2³⁰ = 62192719357 is a prime.

It is a super-2 number, since 2×63266461181² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63266461151) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 58688201 + ... + 58689278.

It is an arithmetic number, because the mean of its divisors is an integer number (6690516360).

Almost surely, 2^63266461181 is an apocalyptic number.

It is an amenable number.

63266461181 is a deficient number, since it is larger than the sum of its proper divisors (17019735139).

63266461181 is a wasteful number, since it uses less digits than its factorization.

63266461181 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117377504 (or 117377497 counting only the distinct ones).

The product of its digits is 248832, while the sum is 44.

The spelling of 63266461181 in words is "sixty-three billion, two hundred sixty-six million, four hundred sixty-one thousand, one hundred eighty-one".