12050661571 has 8 divisors (see below), whose sum is σ = 12979118880. Its totient is φ = 11122416192.

The previous prime is 12050661563. The next prime is 12050661577. The reversal of 12050661571 is 17516605021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12050661571 - 2³ = 12050661563 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12050661577) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76935 + ... + 173263.

It is an arithmetic number, because the mean of its divisors is an integer number (1622389860).

Almost surely, 2^12050661571 is an apocalyptic number.

12050661571 is a deficient number, since it is larger than the sum of its proper divisors (928457309).

12050661571 is an equidigital number, since it uses as much as digits as its factorization.

12050661571 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105965.

The product of its (nonzero) digits is 12600, while the sum is 34.

The spelling of 12050661571 in words is "twelve billion, fifty million, six hundred sixty-one thousand, five hundred seventy-one".