50010100110581 has 32 divisors (see below), whose sum is σ = 57127931296128. Its totient is φ = 43460958240000.

The previous prime is 50010100110577. The next prime is 50010100110589. The reversal of 50010100110581 is 18501100101005.

It is a cyclic number.

It is not a de Polignac number, because 50010100110581 - 2² = 50010100110577 is a prime.

It is a super-2 number, since 2×50010100110581² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50010100110589) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9085670 + ... + 13511831.

It is an arithmetic number, because the mean of its divisors is an integer number (1785247853004).

Almost surely, 2^{50010100110581} is an apocalyptic number.

It is an amenable number.

50010100110581 is a deficient number, since it is larger than the sum of its proper divisors (7117831185547).

50010100110581 is a wasteful number, since it uses less digits than its factorization.

50010100110581 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22597701.

The product of its (nonzero) digits is 200, while the sum is 23.

Adding to 50010100110581 its reverse (18501100101005), we get a palindrome (68511200211586).

The spelling of 50010100110581 in words is "fifty trillion, ten billion, one hundred million, one hundred ten thousand, five hundred eighty-one".