16661482038 has 24 divisors (see below), whose sum is σ = 36104787576. Its totient is φ = 5553072000.

The previous prime is 16661481979. The next prime is 16661482039. The reversal of 16661482038 is 83028416661.

It is a junction number, because it is equal to n+sod(n) for n = 16661481984 and 16661482002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16661482039) 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, 82113 + ... + 200163.

It is an arithmetic number, because the mean of its divisors is an integer number (1504366149).

Almost surely, 2^16661482038 is an apocalyptic number.

16661482038 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

16661482038 is an abundant number, since it is smaller than the sum of its proper divisors (19443305538).

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

16661482038 is a wasteful number, since it uses less digits than its factorization.

16661482038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125900 (or 125897 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 45.

Adding to 16661482038 its reverse (83028416661), we get a palindrome (99689898699).

The spelling of 16661482038 in words is "sixteen billion, six hundred sixty-one million, four hundred eighty-two thousand, thirty-eight".