165016415050 has 12 divisors (see below), whose sum is σ = 306930532086. Its totient is φ = 66006566000.

The previous prime is 165016414993. The next prime is 165016415087. The reversal of 165016415050 is 50514610561.

It can be written as a sum of positive squares in 3 ways, for example, as 68687498889 + 96328916161 = 262083^2 + 310369^2 .

It is a junction number, because it is equal to n+sod(n) for n = 165016414997 and 165016415015.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1650164101 + ... + 1650164200.

Almost surely, 2^165016415050 is an apocalyptic number.

165016415050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

165016415050 is a deficient number, since it is larger than the sum of its proper divisors (141914117036).

165016415050 is a wasteful number, since it uses less digits than its factorization.

165016415050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3300328313 (or 3300328308 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 34.

The spelling of 165016415050 in words is "one hundred sixty-five billion, sixteen million, four hundred fifteen thousand, fifty".