23616620329 has 9 divisors (see below), whose sum is σ = 23752788573. Its totient is φ = 23481230892.

The previous prime is 23616620299. The next prime is 23616620333. The reversal of 23616620329 is 92302661632.

The square root of 23616620329 is 153677.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 23616620329 - 2¹⁷ = 23616489257 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23616620291 and 23616620300.

It is not an unprimeable number, because it can be changed into a prime (23616620389) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 36728482 + ... + 36729124.

Almost surely, 2^23616620329 is an apocalyptic number.

23616620329 is the 153677-th square number.

23616620329 is the 76839-th centered octagonal number.

It is an amenable number.

23616620329 is a deficient number, since it is larger than the sum of its proper divisors (136168244).

23616620329 is an frugal number, since it uses more digits than its factorization.

23616620329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1764 (or 882 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 40.

The spelling of 23616620329 in words is "twenty-three billion, six hundred sixteen million, six hundred twenty thousand, three hundred twenty-nine".