16983083440 has 40 divisors (see below), whose sum is σ = 39510448848. Its totient is φ = 6788970240.

The previous prime is 16983083393. The next prime is 16983083473. The reversal of 16983083440 is 4438038961.

It is a tau number, because it is divible by the number of its divisors (40).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63235 + ... + 194845.

Almost surely, 2^16983083440 is an apocalyptic number.

16983083440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16983083440 is an abundant number, since it is smaller than the sum of its proper divisors (22527365408).

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

16983083440 is a wasteful number, since it uses less digits than its factorization.

16983083440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133237 (or 133231 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 46.

The spelling of 16983083440 in words is "sixteen billion, nine hundred eighty-three million, eighty-three thousand, four hundred forty".