165059254976 has 168 divisors, whose sum is σ = 429063985152. Its totient is φ = 62233920000.

The previous prime is 165059254957. The next prime is 165059255029. The reversal of 165059254976 is 679452950561.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 992201 + ... + 1146551.

Almost surely, 2^165059254976 is an apocalyptic number.

165059254976 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 165059254976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (214531992576).

165059254976 is an abundant number, since it is smaller than the sum of its proper divisors (264004730176).

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

165059254976 is a wasteful number, since it uses less digits than its factorization.

165059254976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154419 (or 154402 counting only the distinct ones).

The product of its (nonzero) digits is 20412000, while the sum is 59.

The spelling of 165059254976 in words is "one hundred sixty-five billion, fifty-nine million, two hundred fifty-four thousand, nine hundred seventy-six".