100550306432 has 96 divisors (see below), whose sum is σ = 207793293300. Its totient is φ = 48463564800.

The previous prime is 100550306383. The next prime is 100550306501. The reversal of 100550306432 is 234603055001.

It can be written as a sum of positive squares in 2 ways, for example, as 91993316416 + 8556990016 = 303304^2 + 92504^2 .

It is a super-2 number, since 2×100550306432² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 100550306395 and 100550306404.

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 11 ways as a sum of consecutive naturals, for example, 34563794 + ... + 34566702.

Almost surely, 2^100550306432 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 100550306432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (103896646650).

100550306432 is an abundant number, since it is smaller than the sum of its proper divisors (107242986868).

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

100550306432 is an equidigital number, since it uses as much as digits as its factorization.

100550306432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3266 (or 3223 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 29.

The spelling of 100550306432 in words is "one hundred billion, five hundred fifty million, three hundred six thousand, four hundred thirty-two".