160865253563 has 8 divisors (see below), whose sum is σ = 183914293728. Its totient is φ = 137833285824.

The previous prime is 160865253481. The next prime is 160865253589. The reversal of 160865253563 is 365352568061.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 160865253563 - 2²² = 160861059259 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (160865259563) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4247906 + ... + 4285607.

It is an arithmetic number, because the mean of its divisors is an integer number (22989286716).

Almost surely, 2^160865253563 is an apocalyptic number.

160865253563 is a deficient number, since it is larger than the sum of its proper divisors (23049040165).

160865253563 is an equidigital number, since it uses as much as digits as its factorization.

160865253563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8536213.

The product of its (nonzero) digits is 3888000, while the sum is 50.

The spelling of 160865253563 in words is "one hundred sixty billion, eight hundred sixty-five million, two hundred fifty-three thousand, five hundred sixty-three".