13663062738 has 48 divisors (see below), whose sum is σ = 33266600640. Its totient is φ = 4021234272.

The previous prime is 13663062733. The next prime is 13663062757. The reversal of 13663062738 is 83726036631.

13663062738 is a `hidden beast` number, since 1 + 3 + 6 + 630 + 6 + 2 + 7 + 3 + 8 = 666.

13663062738 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 13663062693 and 13663062702.

It is not an unprimeable number, because it can be changed into a prime (13663062733) 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 23 ways as a sum of consecutive naturals, for example, 1263948 + ... + 1274711.

It is an arithmetic number, because the mean of its divisors is an integer number (693054180).

Almost surely, 2^13663062738 is an apocalyptic number.

13663062738 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

13663062738 is an abundant number, since it is smaller than the sum of its proper divisors (19603537902).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13663062738 is a wasteful number, since it uses less digits than its factorization.

13663062738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2538703 (or 2538700 counting only the distinct ones).

The product of its (nonzero) digits is 653184, while the sum is 45.

The spelling of 13663062738 in words is "thirteen billion, six hundred sixty-three million, sixty-two thousand, seven hundred thirty-eight".