23267897898 has 32 divisors (see below), whose sum is σ = 53204636160. Its totient is φ = 6645362160.

The previous prime is 23267897897. The next prime is 23267897923. The reversal of 23267897898 is 89879876232.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (23267897893) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 913 + ... + 215723.

It is an arithmetic number, because the mean of its divisors is an integer number (1662644880).

Almost surely, 2^23267897898 is an apocalyptic number.

23267897898 is an abundant number, since it is smaller than the sum of its proper divisors (29936738262).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23267897898 is a wasteful number, since it uses less digits than its factorization.

23267897898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217402.

The product of its digits is 146313216, while the sum is 69.

The spelling of 23267897898 in words is "twenty-three billion, two hundred sixty-seven million, eight hundred ninety-seven thousand, eight hundred ninety-eight".