16554932956 has 24 divisors (see below), whose sum is σ = 29496907440. Its totient is φ = 8127576192.

The previous prime is 16554932929. The next prime is 16554932969. The reversal of 16554932956 is 65923945561.

It is a junction number, because it is equal to n+sod(n) for n = 16554932897 and 16554932906.

It is a congruent number.

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, 161326 + ... + 243178.

It is an arithmetic number, because the mean of its divisors is an integer number (1229037810).

Almost surely, 2^16554932956 is an apocalyptic number.

It is an amenable number.

16554932956 is a deficient number, since it is larger than the sum of its proper divisors (12941974484).

16554932956 is a wasteful number, since it uses less digits than its factorization.

16554932956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82773 (or 82771 counting only the distinct ones).

The product of its digits is 8748000, while the sum is 55.

The spelling of 16554932956 in words is "sixteen billion, five hundred fifty-four million, nine hundred thirty-two thousand, nine hundred fifty-six".