100545244000 has 48 divisors (see below), whose sum is σ = 247039674336. Its totient is φ = 40218096000.

The previous prime is 100545243973. The next prime is 100545244001. The reversal of 100545244000 is 442545001.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100545244001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12564156 + ... + 12572155.

It is an arithmetic number, because the mean of its divisors is an integer number (5146659882).

Almost surely, 2^100545244000 is an apocalyptic number.

100545244000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100545244000 is an abundant number, since it is smaller than the sum of its proper divisors (146494430336).

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

100545244000 is an equidigital number, since it uses as much as digits as its factorization.

100545244000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25136336 (or 25136318 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 25.

Adding to 100545244000 its reverse (442545001), we get a palindrome (100987789001).

The spelling of 100545244000 in words is "one hundred billion, five hundred forty-five million, two hundred forty-four thousand".