165495495616 has 56 divisors (see below), whose sum is σ = 358368868224. Its totient is φ = 75202394880.

The previous prime is 165495495587. The next prime is 165495495619. The reversal of 165495495616 is 616594594561.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165495495619) 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, 2404011 + ... + 2471893.

Almost surely, 2^165495495616 is an apocalyptic number.

165495495616 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

165495495616 is an abundant number, since it is smaller than the sum of its proper divisors (192873372608).

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

165495495616 is a wasteful number, since it uses less digits than its factorization.

165495495616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71369 (or 71359 counting only the distinct ones).

The product of its digits is 34992000, while the sum is 61.

The spelling of 165495495616 in words is "one hundred sixty-five billion, four hundred ninety-five million, four hundred ninety-five thousand, six hundred sixteen".