50605523661 has 24 divisors (see below), whose sum is σ = 85625675424. Its totient is φ = 26288582880.

The previous prime is 50605523627. The next prime is 50605523669. The reversal of 50605523661 is 16632550605.

It is not a de Polignac number, because 50605523661 - 2⁶ = 50605523597 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50605523669) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15646350 + ... + 15649583.

It is an arithmetic number, because the mean of its divisors is an integer number (3567736476).

Almost surely, 2^50605523661 is an apocalyptic number.

It is an amenable number.

50605523661 is a deficient number, since it is larger than the sum of its proper divisors (35020151763).

50605523661 is a wasteful number, since it uses less digits than its factorization.

50605523661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31295961 (or 31295954 counting only the distinct ones).

The product of its (nonzero) digits is 162000, while the sum is 39.

The spelling of 50605523661 in words is "fifty billion, six hundred five million, five hundred twenty-three thousand, six hundred sixty-one".