188012016 has 110 divisors (see below), whose sum is σ = 549152600. Its totient is φ = 62355744.

The previous prime is 188012003. The next prime is 188012023. The reversal of 188012016 is 610210881.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 21 ways as a sum of consecutive naturals, for example, 944685 + ... + 944883.

Almost surely, 2^188012016 is an apocalyptic number.

188012016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 188012016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (274576300).

188012016 is an abundant number, since it is smaller than the sum of its proper divisors (361140584).

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

188012016 is an frugal number, since it uses more digits than its factorization.

188012016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 237 (or 204 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 27.

The square root of 188012016 is about 13711.7473722352. The cubic root of 188012016 is about 572.8776362159.

Adding to 188012016 its reverse (610210881), we get a palindrome (798222897).

The spelling of 188012016 in words is "one hundred eighty-eight million, twelve thousand, sixteen".