23008649084491 has 4 divisors (see below), whose sum is σ = 26295598953712. Its totient is φ = 19721699215272.

The previous prime is 23008649084489. The next prime is 23008649084503. The reversal of 23008649084491 is 19448094680032.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 23008649084491 - 2¹ = 23008649084489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23008649084411) 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, 1643474934600 + ... + 1643474934613.

It is an arithmetic number, because the mean of its divisors is an integer number (6573899738428).

Almost surely, 2^{23008649084491} is an apocalyptic number.

23008649084491 is a deficient number, since it is larger than the sum of its proper divisors (3286949869221).

23008649084491 is an equidigital number, since it uses as much as digits as its factorization.

23008649084491 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3286949869220.

The product of its (nonzero) digits is 11943936, while the sum is 58.

The spelling of 23008649084491 in words is "twenty-three trillion, eight billion, six hundred forty-nine million, eighty-four thousand, four hundred ninety-one".