12136623675250 has 32 divisors (see below), whose sum is σ = 22720476398256. Its totient is φ = 4854496291200.

The previous prime is 12136623675199. The next prime is 12136623675251. The reversal of 12136623675250 is 5257632663121.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 40856132641 + 12095767542609 = 202129^2 + 3477897^2 .

It is a junction number, because it is equal to n+sod(n) for n = 12136623675194 and 12136623675203.

It is not an unprimeable number, because it can be changed into a prime (12136623675251) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7344544 + ... + 8843956.

Almost surely, 2^{12136623675250} is an apocalyptic number.

12136623675250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12136623675250 is a deficient number, since it is larger than the sum of its proper divisors (10583852723006).

12136623675250 is a wasteful number, since it uses less digits than its factorization.

12136623675250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1531807 (or 1531797 counting only the distinct ones).

The product of its (nonzero) digits is 2721600, while the sum is 49.

The spelling of 12136623675250 in words is "twelve trillion, one hundred thirty-six billion, six hundred twenty-three million, six hundred seventy-five thousand, two hundred fifty".