12016015250 has 32 divisors (see below), whose sum is σ = 22543415856. Its totient is φ = 4795843200.

The previous prime is 12016015247. The next prime is 12016015303. The reversal of 12016015250 is 5251061021.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 657358321 + 11358656929 = 25639^2 + 106577^2 .

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, 61664 + ... + 166836.

Almost surely, 2^12016015250 is an apocalyptic number.

12016015250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12016015250 is a deficient number, since it is larger than the sum of its proper divisors (10527400606).

12016015250 is a wasteful number, since it uses less digits than its factorization.

12016015250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105647 (or 105637 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 23.

Adding to 12016015250 its reverse (5251061021), we get a palindrome (17267076271).

The spelling of 12016015250 in words is "twelve billion, sixteen million, fifteen thousand, two hundred fifty".