100545040452 has 48 divisors (see below), whose sum is σ = 239792857920. Its totient is φ = 32779673472.

The previous prime is 100545040417. The next prime is 100545040481. The reversal of 100545040452 is 254040545001.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 220963 + ... + 499914.

It is an arithmetic number, because the mean of its divisors is an integer number (4995684540).

Almost surely, 2^100545040452 is an apocalyptic number.

100545040452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

100545040452 is an abundant number, since it is smaller than the sum of its proper divisors (139247817468).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

100545040452 is a wasteful number, since it uses less digits than its factorization.

100545040452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 721140 (or 721138 counting only the distinct ones).

The product of its (nonzero) digits is 16000, while the sum is 30.

Adding to 100545040452 its reverse (254040545001), we get a palindrome (354585585453).

The spelling of 100545040452 in words is "one hundred billion, five hundred forty-five million, forty thousand, four hundred fifty-two".