1800716016 has 40 divisors (see below), whose sum is σ = 5074746624. Its totient is φ = 545671360.

The previous prime is 1800716009. The next prime is 1800716017. The reversal of 1800716016 is 6106170081.

It is a happy number.

It is a super-3 number, since 3×1800716016³ (a number of 29 digits) contains 333 as substring.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1800716017) 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, 1704696 + ... + 1705751.

Almost surely, 2^1800716016 is an apocalyptic number.

1800716016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1800716016 is an abundant number, since it is smaller than the sum of its proper divisors (3274030608).

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

1800716016 is a wasteful number, since it uses less digits than its factorization.

1800716016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3410469 (or 3410463 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 30.

The square root of 1800716016 is about 42434.8443616799. The cubic root of 1800716016 is about 1216.6016723230.

Adding to 1800716016 its reverse (6106170081), we get a palindrome (7906886097).

The spelling of 1800716016 in words is "one billion, eight hundred million, seven hundred sixteen thousand, sixteen".