100545500512 has 72 divisors (see below), whose sum is σ = 209173471416. Its totient is φ = 47568052224.

The previous prime is 100545500491. The next prime is 100545500551. The reversal of 100545500512 is 215005545001.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10195488 + ... + 10205344.

It is an arithmetic number, because the mean of its divisors is an integer number (2905187103).

Almost surely, 2^100545500512 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 100545500512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (104586735708).

100545500512 is an abundant number, since it is smaller than the sum of its proper divisors (108627970904).

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

100545500512 is an equidigital number, since it uses as much as digits as its factorization.

100545500512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10788 (or 10761 counting only the distinct ones).

The product of its (nonzero) digits is 5000, while the sum is 28.

The spelling of 100545500512 in words is "one hundred billion, five hundred forty-five million, five hundred thousand, five hundred twelve".