23450128042 has 8 divisors (see below), whose sum is σ = 38372936832. Its totient is φ = 10659149100.

The previous prime is 23450128007. The next prime is 23450128057. The reversal of 23450128042 is 24082105432.

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

It is a junction number, because it is equal to n+sod(n) for n = 23450127995 and 23450128013.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 532957434 + ... + 532957477.

It is an arithmetic number, because the mean of its divisors is an integer number (4796617104).

Almost surely, 2^23450128042 is an apocalyptic number.

23450128042 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

23450128042 is a deficient number, since it is larger than the sum of its proper divisors (14922808790).

23450128042 is a wasteful number, since it uses less digits than its factorization.

23450128042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1065914924.

The product of its (nonzero) digits is 15360, while the sum is 31.

The spelling of 23450128042 in words is "twenty-three billion, four hundred fifty million, one hundred twenty-eight thousand, forty-two".