63789927201 has 108 divisors (see below), whose sum is σ = 126878314836. Its totient is φ = 30588243840.

The previous prime is 63789927193. The next prime is 63789927217. The reversal of 63789927201 is 10272998736.

It can be written as a sum of positive squares in 2 ways, for example, as 20182464225 + 43607462976 = 142065^2 + 208824^2 .

It is not a de Polignac number, because 63789927201 - 2³ = 63789927193 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63789927221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 107 ways as a sum of consecutive naturals, for example, 647715 + ... + 739671.

Almost surely, 2^63789927201 is an apocalyptic number.

It is an amenable number.

63789927201 is a deficient number, since it is larger than the sum of its proper divisors (63088387635).

63789927201 is a wasteful number, since it uses less digits than its factorization.

63789927201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92012 (or 91991 counting only the distinct ones).

The product of its (nonzero) digits is 2286144, while the sum is 54.

The spelling of 63789927201 in words is "sixty-three billion, seven hundred eighty-nine million, nine hundred twenty-seven thousand, two hundred one".