23421527867 has 8 divisors (see below), whose sum is σ = 25449538560. Its totient is φ = 21473047080.

The previous prime is 23421527851. The next prime is 23421527887. The reversal of 23421527867 is 76872512432.

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 23421527867 - 2⁴ = 23421527851 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23421527837) 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, 19881863 + ... + 19883040.

It is an arithmetic number, because the mean of its divisors is an integer number (3181192320).

Almost surely, 2^23421527867 is an apocalyptic number.

23421527867 is a deficient number, since it is larger than the sum of its proper divisors (2028010693).

23421527867 is a wasteful number, since it uses less digits than its factorization.

23421527867 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39764953.

The product of its digits is 1128960, while the sum is 47.

The spelling of 23421527867 in words is "twenty-three billion, four hundred twenty-one million, five hundred twenty-seven thousand, eight hundred sixty-seven".