165145101530 has 32 divisors (see below), whose sum is σ = 299593945728. Its totient is φ = 65539864000.

The previous prime is 165145101523. The next prime is 165145101547. The reversal of 165145101530 is 35101541561.

165145101530 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 15 ways as a sum of consecutive naturals, for example, 7981979 + ... + 8002641.

It is an arithmetic number, because the mean of its divisors is an integer number (9362310804).

Almost surely, 2^165145101530 is an apocalyptic number.

165145101530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

165145101530 is a deficient number, since it is larger than the sum of its proper divisors (134448844198).

165145101530 is a wasteful number, since it uses less digits than its factorization.

165145101530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26902.

The product of its (nonzero) digits is 9000, while the sum is 32.

The spelling of 165145101530 in words is "one hundred sixty-five billion, one hundred forty-five million, one hundred one thousand, five hundred thirty".