23012999998 has 8 divisors (see below), whose sum is σ = 34599223008. Its totient is φ = 11479925664.

The previous prime is 23012999993. The next prime is 23013000019. The reversal of 23012999998 is 89999921032.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23012999993) 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, 13286086 + ... + 13287817.

It is an arithmetic number, because the mean of its divisors is an integer number (4324902876).

Almost surely, 2^23012999998 is an apocalyptic number.

23012999998 is a deficient number, since it is larger than the sum of its proper divisors (11586223010).

23012999998 is a wasteful number, since it uses less digits than its factorization.

23012999998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26574338.

The product of its (nonzero) digits is 5668704, while the sum is 61.

The spelling of 23012999998 in words is "twenty-three billion, twelve million, nine hundred ninety-nine thousand, nine hundred ninety-eight".