2050691477671 has 4 divisors (see below), whose sum is σ = 2075398603992. Its totient is φ = 2025984351352.

The previous prime is 2050691477591. The next prime is 2050691477719. The reversal of 2050691477671 is 1767741960502.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2050691477671 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2050691471671) 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, 12353563036 + ... + 12353563201.

It is an arithmetic number, because the mean of its divisors is an integer number (518849650998).

Almost surely, 2^{2050691477671} is an apocalyptic number.

2050691477671 is a deficient number, since it is larger than the sum of its proper divisors (24707126321).

2050691477671 is an equidigital number, since it uses as much as digits as its factorization.

2050691477671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24707126320.

The product of its (nonzero) digits is 4445280, while the sum is 55.

The spelling of 2050691477671 in words is "two trillion, fifty billion, six hundred ninety-one million, four hundred seventy-seven thousand, six hundred seventy-one".