100540051540443 has 20 divisors (see below), whose sum is σ = 152735043778680. Its totient is φ = 65890655243712.

The previous prime is 100540051540417. The next prime is 100540051540451. The reversal of 100540051540443 is 344045150045001.

100540051540443 is a `hidden beast` number, since 10 + 0 + 54 + 0 + 0 + 5 + 154 + 0 + 443 = 666.

It is not a de Polignac number, because 100540051540443 - 2¹³ = 100540051532251 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 100540051540398 and 100540051540407.

It is not an unprimeable number, because it can be changed into a prime (100540051540403) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 10518937630 + ... + 10518947187.

It is an arithmetic number, because the mean of its divisors is an integer number (7636752188934).

Almost surely, 2^{100540051540443} is an apocalyptic number.

100540051540443 is a deficient number, since it is larger than the sum of its proper divisors (52194992238237).

100540051540443 is an equidigital number, since it uses as much as digits as its factorization.

100540051540443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21037884888 (or 21037884879 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 36.

The spelling of 100540051540443 in words is "one hundred trillion, five hundred forty billion, fifty-one million, five hundred forty thousand, four hundred forty-three".