165008481616 has 20 divisors (see below), whose sum is σ = 348767927424. Its totient is φ = 75003855200.

The previous prime is 165008481611. The next prime is 165008481667. The reversal of 165008481616 is 616184800561.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165008481611) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 468773920 + ... + 468774271.

Almost surely, 2^165008481616 is an apocalyptic number.

165008481616 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

165008481616 is an abundant number, since it is smaller than the sum of its proper divisors (183759445808).

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

165008481616 is a wasteful number, since it uses less digits than its factorization.

165008481616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 937548210 (or 937548204 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 46.

The spelling of 165008481616 in words is "one hundred sixty-five billion, eight million, four hundred eighty-one thousand, six hundred sixteen".