16334448556 has 24 divisors (see below), whose sum is σ = 28833719040. Its totient is φ = 8096466000.

The previous prime is 16334448553. The next prime is 16334448577. The reversal of 16334448556 is 65584443361.

It is a super-2 number, since 2×16334448556² (a number of 21 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (49) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (16334448551) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 269025 + ... + 324103.

It is an arithmetic number, because the mean of its divisors is an integer number (1201404960).

Almost surely, 2^16334448556 is an apocalyptic number.

It is an amenable number.

16334448556 is a deficient number, since it is larger than the sum of its proper divisors (12499270484).

16334448556 is a wasteful number, since it uses less digits than its factorization.

16334448556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55725 (or 55723 counting only the distinct ones).

The product of its digits is 4147200, while the sum is 49.

The spelling of 16334448556 in words is "sixteen billion, three hundred thirty-four million, four hundred forty-eight thousand, five hundred fifty-six".