50515006661511 has 32 divisors (see below), whose sum is σ = 80324202501120. Its totient is φ = 27609929132544.

The previous prime is 50515006661501. The next prime is 50515006661563. The reversal of 50515006661511 is 11516660051505.

50515006661511 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 50515006661511 - 2¹⁵ = 50515006628743 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50515006661501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16412325 + ... + 19245633.

It is an arithmetic number, because the mean of its divisors is an integer number (2510131328160).

Almost surely, 2^{50515006661511} is an apocalyptic number.

50515006661511 is a deficient number, since it is larger than the sum of its proper divisors (29809195839609).

50515006661511 is a wasteful number, since it uses less digits than its factorization.

50515006661511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2870255.

The product of its (nonzero) digits is 135000, while the sum is 42.

The spelling of 50515006661511 in words is "fifty trillion, five hundred fifteen billion, six million, six hundred sixty-one thousand, five hundred eleven".