100051135504 has 80 divisors (see below), whose sum is σ = 212011430400. Its totient is φ = 45534320640.

The previous prime is 100051135439. The next prime is 100051135511. The reversal of 100051135504 is 405531150001.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17695942 + ... + 17701594.

It is an arithmetic number, because the mean of its divisors is an integer number (2650142880).

Almost surely, 2^100051135504 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 100051135504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (106005715200).

100051135504 is an abundant number, since it is smaller than the sum of its proper divisors (111960294896).

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

100051135504 is a wasteful number, since it uses less digits than its factorization.

100051135504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7808 (or 7802 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 25.

Adding to 100051135504 its reverse (405531150001), we get a palindrome (505582285505).

The spelling of 100051135504 in words is "one hundred billion, fifty-one million, one hundred thirty-five thousand, five hundred four".