100505105050544 has 20 divisors (see below), whose sum is σ = 194862659415696. Its totient is φ = 50217967136832.

The previous prime is 100505105050523. The next prime is 100505105050561. The reversal of 100505105050544 is 445050501505001.

It is a super-2 number, since 2×100505105050544² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2161562804 + ... + 2161609299.

Almost surely, 2^{100505105050544} is an apocalyptic number.

It is an amenable number.

100505105050544 is a deficient number, since it is larger than the sum of its proper divisors (94357554365152).

100505105050544 is a wasteful number, since it uses less digits than its factorization.

100505105050544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4323173564 (or 4323173558 counting only the distinct ones).

The product of its (nonzero) digits is 50000, while the sum is 35.

Adding to 100505105050544 its reverse (445050501505001), we get a palindrome (545555606555545).

The spelling of 100505105050544 in words is "one hundred trillion, five hundred five billion, one hundred five million, fifty thousand, five hundred forty-four".