16678176040 has 32 divisors (see below), whose sum is σ = 37978022880. Its totient is φ = 6590892352.

The previous prime is 16678176029. The next prime is 16678176071. The reversal of 16678176040 is 4067187661.

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, 2508454 + ... + 2515093.

It is an arithmetic number, because the mean of its divisors is an integer number (1186813215).

Almost surely, 2^16678176040 is an apocalyptic number.

16678176040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16678176040 is an abundant number, since it is smaller than the sum of its proper divisors (21299846840).

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

16678176040 is a wasteful number, since it uses less digits than its factorization.

16678176040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5023641 (or 5023637 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 46.

The spelling of 16678176040 in words is "sixteen billion, six hundred seventy-eight million, one hundred seventy-six thousand, forty".