50511661063 has 16 divisors (see below), whose sum is σ = 53980945920. Its totient is φ = 47123911296.

The previous prime is 50511661061. The next prime is 50511661097. The reversal of 50511661063 is 36016611505.

It is a cyclic number.

It is not a de Polignac number, because 50511661063 - 2¹ = 50511661061 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50511661061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7388895 + ... + 7395727.

It is an arithmetic number, because the mean of its divisors is an integer number (3373809120).

Almost surely, 2^50511661063 is an apocalyptic number.

50511661063 is a deficient number, since it is larger than the sum of its proper divisors (3469284857).

50511661063 is a wasteful number, since it uses less digits than its factorization.

50511661063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12726.

The product of its (nonzero) digits is 16200, while the sum is 34.

The spelling of 50511661063 in words is "fifty billion, five hundred eleven million, six hundred sixty-one thousand, sixty-three".