160541621623 has 4 divisors (see below), whose sum is σ = 166077539640. Its totient is φ = 155005703608.

The previous prime is 160541621599. The next prime is 160541621677. The reversal of 160541621623 is 326126145061.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 326126145061 = 41 ⋅7954296221.

It is a cyclic number.

It is not a de Polignac number, because 160541621623 - 2⁹ = 160541621111 is a prime.

It is a super-2 number, since 2×160541621623² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (160541621683) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2767958965 + ... + 2767959022.

It is an arithmetic number, because the mean of its divisors is an integer number (41519384910).

Almost surely, 2^160541621623 is an apocalyptic number.

160541621623 is a deficient number, since it is larger than the sum of its proper divisors (5535918017).

160541621623 is an equidigital number, since it uses as much as digits as its factorization.

160541621623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5535918016.

The product of its (nonzero) digits is 51840, while the sum is 37.

Adding to 160541621623 its reverse (326126145061), we get a palindrome (486667766684).

The spelling of 160541621623 in words is "one hundred sixty billion, five hundred forty-one million, six hundred twenty-one thousand, six hundred twenty-three".