100364443666 has 4 divisors (see below), whose sum is σ = 150546665502. Its totient is φ = 50182221832.

The previous prime is 100364443661. The next prime is 100364443681. The reversal of 100364443666 is 666344463001.

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

It can be written as a sum of positive squares in only one way, i.e., 68764048441 + 31600395225 = 262229^2 + 177765^2 .

It is not an unprimeable number, because it can be changed into a prime (100364443661) by changing a digit.

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 as a sum of consecutive naturals, namely, 25091110915 + ... + 25091110918.

Almost surely, 2^100364443666 is an apocalyptic number.

100364443666 is a deficient number, since it is larger than the sum of its proper divisors (50182221836).

100364443666 is an equidigital number, since it uses as much as digits as its factorization.

100364443666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50182221835.

The product of its (nonzero) digits is 746496, while the sum is 43.

The spelling of 100364443666 in words is "one hundred billion, three hundred sixty-four million, four hundred forty-three thousand, six hundred sixty-six".