12827523611 has 4 divisors (see below), whose sum is σ = 14660026992. Its totient is φ = 10995020232.

The previous prime is 12827523607. The next prime is 12827523613. The reversal of 12827523611 is 11632572821.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 11632572821 = 197 ⋅59048593.

It is not a de Polignac number, because 12827523611 - 2² = 12827523607 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12827523613) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 916251680 + ... + 916251693.

It is an arithmetic number, because the mean of its divisors is an integer number (3665006748).

Almost surely, 2^12827523611 is an apocalyptic number.

12827523611 is a deficient number, since it is larger than the sum of its proper divisors (1832503381).

12827523611 is an equidigital number, since it uses as much as digits as its factorization.

12827523611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1832503380.

The product of its digits is 40320, while the sum is 38.

The spelling of 12827523611 in words is "twelve billion, eight hundred twenty-seven million, five hundred twenty-three thousand, six hundred eleven".