12555007214 has 4 divisors (see below), whose sum is σ = 18832510824. Its totient is φ = 6277503606.

The previous prime is 12555007187. The next prime is 12555007253. The reversal of 12555007214 is 41270055521.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×12555007214² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3138751802 + ... + 3138751805.

It is an arithmetic number, because the mean of its divisors is an integer number (4708127706).

Almost surely, 2^12555007214 is an apocalyptic number.

12555007214 is a deficient number, since it is larger than the sum of its proper divisors (6277503610).

12555007214 is an equidigital number, since it uses as much as digits as its factorization.

12555007214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6277503609.

The product of its (nonzero) digits is 14000, while the sum is 32.

The spelling of 12555007214 in words is "twelve billion, five hundred fifty-five million, seven thousand, two hundred fourteen".