12253814816 has 12 divisors (see below), whose sum is σ = 24124697982. Its totient is φ = 6126907392.

The previous prime is 12253814789. The next prime is 12253814827. The reversal of 12253814816 is 61841835221.

It can be written as a sum of positive squares in only one way, i.e., 8233747600 + 4020067216 = 90740^2 + 63404^2 .

It is a super-2 number, since 2×12253814816² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 191465825 + ... + 191465888.

Almost surely, 2^12253814816 is an apocalyptic number.

12253814816 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

12253814816 is a deficient number, since it is larger than the sum of its proper divisors (11870883166).

12253814816 is an equidigital number, since it uses as much as digits as its factorization.

12253814816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 382931723 (or 382931715 counting only the distinct ones).

The product of its digits is 92160, while the sum is 41.

The spelling of 12253814816 in words is "twelve billion, two hundred fifty-three million, eight hundred fourteen thousand, eight hundred sixteen".