161130446064453 has 16 divisors (see below), whose sum is σ = 218722845173760. Its totient is φ = 105483186906096.

The previous prime is 161130446064443. The next prime is 161130446064479. The reversal of 161130446064453 is 354460644031161.

It is not a de Polignac number, because 161130446064453 - 2²⁴ = 161130429287237 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (161130446064443) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 501681525 + ... + 502002602.

It is an arithmetic number, because the mean of its divisors is an integer number (13670177823360).

Almost surely, 2^{161130446064453} is an apocalyptic number.

It is an amenable number.

161130446064453 is a deficient number, since it is larger than the sum of its proper divisors (57592399109307).

161130446064453 is a wasteful number, since it uses less digits than its factorization.

161130446064453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1003685096.

The product of its (nonzero) digits is 2488320, while the sum is 48.

The spelling of 161130446064453 in words is "one hundred sixty-one trillion, one hundred thirty billion, four hundred forty-six million, sixty-four thousand, four hundred fifty-three".