16535364556 has 12 divisors (see below), whose sum is σ = 28939745520. Its totient is φ = 8266865840.

The previous prime is 16535364533. The next prime is 16535364577. The reversal of 16535364556 is 65546353561.

It is an unprimeable number.

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, 157351 + ... + 240478.

It is an arithmetic number, because the mean of its divisors is an integer number (2411645460).

Almost surely, 2^16535364556 is an apocalyptic number.

It is an amenable number.

16535364556 is a deficient number, since it is larger than the sum of its proper divisors (12404380964).

16535364556 is a wasteful number, since it uses less digits than its factorization.

16535364556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 408224 (or 408222 counting only the distinct ones).

The product of its digits is 4860000, while the sum is 49.

The spelling of 16535364556 in words is "sixteen billion, five hundred thirty-five million, three hundred sixty-four thousand, five hundred fifty-six".