23489557123 has 8 divisors (see below), whose sum is σ = 23935212288. Its totient is φ = 23043993024.

The previous prime is 23489557121. The next prime is 23489557163. The reversal of 23489557123 is 32175598432.

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 23489557123 - 2¹ = 23489557121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23489557121) 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, 733911 + ... + 765247.

It is an arithmetic number, because the mean of its divisors is an integer number (2991901536).

Almost surely, 2^23489557123 is an apocalyptic number.

23489557123 is a deficient number, since it is larger than the sum of its proper divisors (445655165).

23489557123 is a wasteful number, since it uses less digits than its factorization.

23489557123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45533.

The product of its digits is 1814400, while the sum is 49.

The spelling of 23489557123 in words is "twenty-three billion, four hundred eighty-nine million, five hundred fifty-seven thousand, one hundred twenty-three".