23481134578 has 16 divisors (see below), whose sum is σ = 38605785120. Its totient is φ = 10622656800.

The previous prime is 23481134569. The next prime is 23481134659. The reversal of 23481134578 is 87543118432.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2524563 + ... + 2533846.

It is an arithmetic number, because the mean of its divisors is an integer number (2412861570).

Almost surely, 2^23481134578 is an apocalyptic number.

23481134578 is a deficient number, since it is larger than the sum of its proper divisors (15124650542).

23481134578 is a wasteful number, since it uses less digits than its factorization.

23481134578 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5058633.

The product of its digits is 645120, while the sum is 46.

The spelling of 23481134578 in words is "twenty-three billion, four hundred eighty-one million, one hundred thirty-four thousand, five hundred seventy-eight".