50559689457 has 20 divisors (see below), whose sum is σ = 76122157056. Its totient is φ = 33441047640.

The previous prime is 50559689393. The next prime is 50559689461. The reversal of 50559689457 is 75498695505.

50559689457 is a `hidden beast` number, since 50 + 5 + 59 + 6 + 89 + 457 = 666.

It is not a de Polignac number, because 50559689457 - 2⁶ = 50559689393 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 50559689394 and 50559689403.

It is not an unprimeable number, because it can be changed into a prime (50559689497) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2447169 + ... + 2467742.

Almost surely, 2^50559689457 is an apocalyptic number.

It is an amenable number.

50559689457 is a deficient number, since it is larger than the sum of its proper divisors (25562467599).

50559689457 is a wasteful number, since it uses less digits than its factorization.

50559689457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4915050 (or 4915041 counting only the distinct ones).

The product of its (nonzero) digits is 68040000, while the sum is 63.

The spelling of 50559689457 in words is "fifty billion, five hundred fifty-nine million, six hundred eighty-nine thousand, four hundred fifty-seven".