16729176540 has 48 divisors (see below), whose sum is σ = 46881158688. Its totient is φ = 4457355264.

The previous prime is 16729176533. The next prime is 16729176557. The reversal of 16729176540 is 4567192761.

It is a self number, because there is not a number n which added to its sum of digits gives 16729176540.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45277 + ... + 188436.

It is an arithmetic number, because the mean of its divisors is an integer number (976690806).

Almost surely, 2^16729176540 is an apocalyptic number.

16729176540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16729176540 is an abundant number, since it is smaller than the sum of its proper divisors (30151982148).

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

16729176540 is a wasteful number, since it uses less digits than its factorization.

16729176540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234918 (or 234916 counting only the distinct ones).

The product of its (nonzero) digits is 635040, while the sum is 48.

The spelling of 16729176540 in words is "sixteen billion, seven hundred twenty-nine million, one hundred seventy-six thousand, five hundred forty".