525838112138 has 8 divisors (see below), whose sum is σ = 788935512288. Its totient is φ = 262859608044.

The previous prime is 525838112131. The next prime is 525838112161. The reversal of 525838112138 is 831211838525.

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 = 525838112092 and 525838112101.

It is not an unprimeable number, because it can be changed into a prime (525838112131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29712956 + ... + 29730647.

It is an arithmetic number, because the mean of its divisors is an integer number (98616939036).

Almost surely, 2^525838112138 is an apocalyptic number.

525838112138 is a deficient number, since it is larger than the sum of its proper divisors (263097400150).

525838112138 is a wasteful number, since it uses less digits than its factorization.

525838112138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59448028.

The product of its digits is 460800, while the sum is 47.

The spelling of 525838112138 in words is "five hundred twenty-five billion, eight hundred thirty-eight million, one hundred twelve thousand, one hundred thirty-eight".