165480545712 has 40 divisors (see below), whose sum is σ = 437433075904. Its totient is φ = 53877386304.

The previous prime is 165480545707. The next prime is 165480545723. The reversal of 165480545712 is 217545084561.

It is a happy number.

165480545712 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×165480545712² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40085278 + ... + 40089405.

Almost surely, 2^165480545712 is an apocalyptic number.

165480545712 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

165480545712 is an abundant number, since it is smaller than the sum of its proper divisors (271952530192).

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

165480545712 is a wasteful number, since it uses less digits than its factorization.

165480545712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80174737 (or 80174731 counting only the distinct ones).

The product of its (nonzero) digits is 1344000, while the sum is 48.

The spelling of 165480545712 in words is "one hundred sixty-five billion, four hundred eighty million, five hundred forty-five thousand, seven hundred twelve".