12750000001250 has 40 divisors (see below), whose sum is σ = 23901124591872. Its totient is φ = 5099461250000.

The previous prime is 12750000001247. The next prime is 12750000001279. The reversal of 12750000001250 is 5210000005721.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 11404775 + ... + 12472725.

Almost surely, 2^{12750000001250} is an apocalyptic number.

12750000001250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12750000001250 is a deficient number, since it is larger than the sum of its proper divisors (11151124590622).

12750000001250 is an equidigital number, since it uses as much as digits as its factorization.

12750000001250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1077524 (or 1077509 counting only the distinct ones).

The product of its (nonzero) digits is 700, while the sum is 23.

Adding to 12750000001250 its reverse (5210000005721), we get a palindrome (17960000006971).

The spelling of 12750000001250 in words is "twelve trillion, seven hundred fifty billion, one thousand, two hundred fifty".