16634404876 has 12 divisors (see below), whose sum is σ = 29729575008. Its totient is φ = 8140240592.

The previous prime is 16634404847. The next prime is 16634404877. The reversal of 16634404876 is 67840443661.

It is not an unprimeable number, because it can be changed into a prime (16634404877) 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 3 ways as a sum of consecutive naturals, for example, 44240251 + ... + 44240626.

It is an arithmetic number, because the mean of its divisors is an integer number (2477464584).

Almost surely, 2^16634404876 is an apocalyptic number.

It is an amenable number.

16634404876 is a deficient number, since it is larger than the sum of its proper divisors (13095170132).

16634404876 is a wasteful number, since it uses less digits than its factorization.

16634404876 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88480928 (or 88480926 counting only the distinct ones).

The product of its (nonzero) digits is 2322432, while the sum is 49.

The spelling of 16634404876 in words is "sixteen billion, six hundred thirty-four million, four hundred four thousand, eight hundred seventy-six".