138152023826 has 8 divisors (see below), whose sum is σ = 207260953200. Its totient is φ = 69065039428.

The previous prime is 138152023817. The next prime is 138152023879. The reversal of 138152023826 is 628320251831.

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

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, 5470496 + ... + 5495691.

It is an arithmetic number, because the mean of its divisors is an integer number (25907619150).

Almost surely, 2^138152023826 is an apocalyptic number.

138152023826 is a deficient number, since it is larger than the sum of its proper divisors (69108929374).

138152023826 is a wasteful number, since it uses less digits than its factorization.

138152023826 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10972488.

The product of its (nonzero) digits is 138240, while the sum is 41.

The spelling of 138152023826 in words is "one hundred thirty-eight billion, one hundred fifty-two million, twenty-three thousand, eight hundred twenty-six".