1628018112 has 112 divisors (see below), whose sum is σ = 4932753152. Its totient is φ = 464209920.

The previous prime is 1628018087. The next prime is 1628018123. The reversal of 1628018112 is 2118108261.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (112).

It is a self number, because there is not a number n which added to its sum of digits gives 1628018112.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 927828 + ... + 929580.

Almost surely, 2^1628018112 is an apocalyptic number.

1628018112 is a gapful number since it is divisible by the number (12) 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 1628018112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2466376576).

1628018112 is an abundant number, since it is smaller than the sum of its proper divisors (3304735040).

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

1628018112 is a wasteful number, since it uses less digits than its factorization.

1628018112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2466 (or 2456 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 30.

The square root of 1628018112 is about 40348.7064476669. The cubic root of 1628018112 is about 1176.3947492415.

The spelling of 1628018112 in words is "one billion, six hundred twenty-eight million, eighteen thousand, one hundred twelve".