16118943744 has 104 divisors (see below), whose sum is σ = 43164866272. Its totient is φ = 5349703680.

The previous prime is 16118943727. The next prime is 16118943761. The reversal of 16118943744 is 44734981161.

It is an interprime number because it is at equal distance from previous prime (16118943727) and next prime (16118943761).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a junction number, because it is equal to n+sod(n) for n = 16118943693 and 16118943702.

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, 2958687 + ... + 2964129.

Almost surely, 2^16118943744 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16118943744, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21582433136).

16118943744 is an abundant number, since it is smaller than the sum of its proper divisors (27045922528).

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

16118943744 is an equidigital number, since it uses as much as digits as its factorization.

16118943744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5711 (or 5689 counting only the distinct ones).

The product of its digits is 580608, while the sum is 48.

The spelling of 16118943744 in words is "sixteen billion, one hundred eighteen million, nine hundred forty-three thousand, seven hundred forty-four".