23533054138 has 32 divisors (see below), whose sum is σ = 39106888128. Its totient is φ = 10530854400.

The previous prime is 23533054123. The next prime is 23533054169. The reversal of 23533054138 is 83145033532.

It is a junction number, because it is equal to n+sod(n) for n = 23533054097 and 23533054106.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3152106 + ... + 3159562.

It is an arithmetic number, because the mean of its divisors is an integer number (1222090254).

Almost surely, 2^23533054138 is an apocalyptic number.

23533054138 is a deficient number, since it is larger than the sum of its proper divisors (15573833990).

23533054138 is a wasteful number, since it uses less digits than its factorization.

23533054138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9678.

The product of its (nonzero) digits is 129600, while the sum is 37.

The spelling of 23533054138 in words is "twenty-three billion, five hundred thirty-three million, fifty-four thousand, one hundred thirty-eight".