165352452453 has 24 divisors (see below), whose sum is σ = 244420725120. Its totient is φ = 107660871360.

The previous prime is 165352452439. The next prime is 165352452469. The reversal of 165352452453 is 354254253561.

165352452453 is a `hidden beast` number, since 1 + 6 + 53 + 5 + 24 + 524 + 53 = 666.

It is not a de Polignac number, because 165352452453 - 2⁸ = 165352452197 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 165352452399 and 165352452408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165342452453) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7081668 + ... + 7104978.

It is an arithmetic number, because the mean of its divisors is an integer number (10184196880).

Almost surely, 2^165352452453 is an apocalyptic number.

It is an amenable number.

165352452453 is a deficient number, since it is larger than the sum of its proper divisors (79068272667).

165352452453 is a wasteful number, since it uses less digits than its factorization.

165352452453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41689 (or 41686 counting only the distinct ones).

The product of its digits is 2160000, while the sum is 45.

The spelling of 165352452453 in words is "one hundred sixty-five billion, three hundred fifty-two million, four hundred fifty-two thousand, four hundred fifty-three".