16940170940 has 48 divisors (see below), whose sum is σ = 44352451584. Its totient is φ = 5280052800.

The previous prime is 16940170873. The next prime is 16940170957. The reversal of 16940170940 is 4907104961.

16940170940 is a modest number, since divided by 170940 gives 16940 as remainder.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5498516 + ... + 5501595.

It is an arithmetic number, because the mean of its divisors is an integer number (924009408).

Almost surely, 2^16940170940 is an apocalyptic number.

16940170940 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16940170940 is an abundant number, since it is smaller than the sum of its proper divisors (27412280644).

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

16940170940 is a wasteful number, since it uses less digits than its factorization.

16940170940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11000138 (or 11000136 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 41.

The spelling of 16940170940 in words is "sixteen billion, nine hundred forty million, one hundred seventy thousand, nine hundred forty".