12555083846 has 4 divisors (see below), whose sum is σ = 18832625772. Its totient is φ = 6277541922.

The previous prime is 12555083819. The next prime is 12555083873. The reversal of 12555083846 is 64838055521.

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

It is an interprime number because it is at equal distance from previous prime (12555083819) and next prime (12555083873).

It is a self number, because there is not a number n which added to its sum of digits gives 12555083846.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3138770960 + ... + 3138770963.

It is an arithmetic number, because the mean of its divisors is an integer number (4708156443).

Almost surely, 2^12555083846 is an apocalyptic number.

12555083846 is a deficient number, since it is larger than the sum of its proper divisors (6277541926).

12555083846 is an equidigital number, since it uses as much as digits as its factorization.

12555083846 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6277541925.

The product of its (nonzero) digits is 1152000, while the sum is 47.

The spelling of 12555083846 in words is "twelve billion, five hundred fifty-five million, eighty-three thousand, eight hundred forty-six".