16481031146 has 16 divisors (see below), whose sum is σ = 25522798848. Its totient is φ = 7973510400.

The previous prime is 16481031143. The next prime is 16481031163. The reversal of 16481031146 is 64113018461.

It is not an unprimeable number, because it can be changed into a prime (16481031143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 520361 + ... + 551123.

It is an arithmetic number, because the mean of its divisors is an integer number (1595174928).

Almost surely, 2^16481031146 is an apocalyptic number.

16481031146 is a deficient number, since it is larger than the sum of its proper divisors (9041767702).

16481031146 is a wasteful number, since it uses less digits than its factorization.

16481031146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39437.

The product of its (nonzero) digits is 13824, while the sum is 35.

The spelling of 16481031146 in words is "sixteen billion, four hundred eighty-one million, thirty-one thousand, one hundred forty-six".