165276327312 has 40 divisors (see below), whose sum is σ = 474404274080. Its totient is φ = 55092108960.

The previous prime is 165276327241. The next prime is 165276327343. The reversal of 165276327312 is 213723672561.

165276327312 is a `hidden beast` number, since 1 + 6 + 5 + 2 + 7 + 6 + 327 + 312 = 666.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 191291614 + ... + 191292477.

It is an arithmetic number, because the mean of its divisors is an integer number (11860106852).

Almost surely, 2^165276327312 is an apocalyptic number.

165276327312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

165276327312 is an abundant number, since it is smaller than the sum of its proper divisors (309127946768).

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

165276327312 is a wasteful number, since it uses less digits than its factorization.

165276327312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 382584108 (or 382584096 counting only the distinct ones).

The product of its digits is 635040, while the sum is 45.

Adding to 165276327312 its reverse (213723672561), we get a palindrome (378999999873).

The spelling of 165276327312 in words is "one hundred sixty-five billion, two hundred seventy-six million, three hundred twenty-seven thousand, three hundred twelve".