165501050516 has 12 divisors (see below), whose sum is σ = 290120244288. Its totient is φ = 82609552152.

The previous prime is 165501050503. The next prime is 165501050537. The reversal of 165501050516 is 615050105561.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35240636 + ... + 35245331.

It is an arithmetic number, because the mean of its divisors is an integer number (24176687024).

Almost surely, 2^165501050516 is an apocalyptic number.

It is an amenable number.

165501050516 is a deficient number, since it is larger than the sum of its proper divisors (124619193772).

165501050516 is a wasteful number, since it uses less digits than its factorization.

165501050516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70486558 (or 70486556 counting only the distinct ones).

The product of its (nonzero) digits is 22500, while the sum is 35.

The spelling of 165501050516 in words is "one hundred sixty-five billion, five hundred one million, fifty thousand, five hundred sixteen".