12824860511361 has 4 divisors (see below), whose sum is σ = 17099814015152. Its totient is φ = 8549907007572.

The previous prime is 12824860511357. The next prime is 12824860511369. The reversal of 12824860511361 is 16311506842821.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 12824860511361 - 2² = 12824860511357 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12824860511361.

It is not an unprimeable number, because it can be changed into a prime (12824860511369) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2137476751891 + ... + 2137476751896.

It is an arithmetic number, because the mean of its divisors is an integer number (4274953503788).

Almost surely, 2^{12824860511361} is an apocalyptic number.

It is an amenable number.

12824860511361 is a deficient number, since it is larger than the sum of its proper divisors (4274953503791).

12824860511361 is an equidigital number, since it uses as much as digits as its factorization.

12824860511361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4274953503790.

The product of its (nonzero) digits is 552960, while the sum is 48.

The spelling of 12824860511361 in words is "twelve trillion, eight hundred twenty-four billion, eight hundred sixty million, five hundred eleven thousand, three hundred sixty-one".