50105505605511 has 16 divisors (see below), whose sum is σ = 69106562940800. Its totient is φ = 32267049293088.

The previous prime is 50105505605483. The next prime is 50105505605581. The reversal of 50105505605511 is 11550650550105.

It is not a de Polignac number, because 50105505605511 - 2²⁹ = 50104968734599 is a prime.

It is a super-2 number, since 2×50105505605511² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 50105505605511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50105505605581) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1623729001 + ... + 1623759858.

It is an arithmetic number, because the mean of its divisors is an integer number (4319160183800).

Almost surely, 2^{50105505605511} is an apocalyptic number.

50105505605511 is a deficient number, since it is larger than the sum of its proper divisors (19001057335289).

50105505605511 is a wasteful number, since it uses less digits than its factorization.

50105505605511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3247489038.

The product of its (nonzero) digits is 93750, while the sum is 39.

The spelling of 50105505605511 in words is "fifty trillion, one hundred five billion, five hundred five million, six hundred five thousand, five hundred eleven".