165053411044530 has 128 divisors (see below), whose sum is σ = 437205107623680. Its totient is φ = 39691396792320.

The previous prime is 165053411044481. The next prime is 165053411044583. The reversal of 165053411044530 is 35440114350561.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 40657159 + ... + 44532138.

It is an arithmetic number, because the mean of its divisors is an integer number (3415664903310).

Almost surely, 2^{165053411044530} is an apocalyptic number.

165053411044530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

165053411044530 is an abundant number, since it is smaller than the sum of its proper divisors (272151696579150).

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

165053411044530 is a wasteful number, since it uses less digits than its factorization.

165053411044530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85189484.

The product of its (nonzero) digits is 432000, while the sum is 42.

The spelling of 165053411044530 in words is "one hundred sixty-five trillion, fifty-three billion, four hundred eleven million, forty-four thousand, five hundred thirty".