100645727232 has 176 divisors, whose sum is σ = 296390403072. Its totient is φ = 30201937920.

The previous prime is 100645727183. The next prime is 100645727239. The reversal of 100645727232 is 232727546001.

It is not an unprimeable number, because it can be changed into a prime (100645727239) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1159257 + ... + 1243047.

Almost surely, 2^100645727232 is an apocalyptic number.

100645727232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 100645727232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (148195201536).

100645727232 is an abundant number, since it is smaller than the sum of its proper divisors (195744675840).

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

100645727232 is a wasteful number, since it uses less digits than its factorization.

100645727232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83854 (or 83836 counting only the distinct ones).

The product of its (nonzero) digits is 141120, while the sum is 39.

The spelling of 100645727232 in words is "one hundred billion, six hundred forty-five million, seven hundred twenty-seven thousand, two hundred thirty-two".