100324638857 has 4 divisors (see below), whose sum is σ = 100342646340. Its totient is φ = 100306631376.

The previous prime is 100324638853. The next prime is 100324638859. The reversal of 100324638857 is 758836423001.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 25568329801 + 74756309056 = 159901^2 + 273416^2 .

It is a cyclic number.

It is not a de Polignac number, because 100324638857 - 2² = 100324638853 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100324638853) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8995382 + ... + 9006527.

It is an arithmetic number, because the mean of its divisors is an integer number (25085661585).

Almost surely, 2^100324638857 is an apocalyptic number.

It is an amenable number.

100324638857 is a deficient number, since it is larger than the sum of its proper divisors (18007483).

100324638857 is an equidigital number, since it uses as much as digits as its factorization.

100324638857 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18007482.

The product of its (nonzero) digits is 967680, while the sum is 47.

The spelling of 100324638857 in words is "one hundred billion, three hundred twenty-four million, six hundred thirty-eight thousand, eight hundred fifty-seven".