100650700666 has 4 divisors (see below), whose sum is σ = 150976051002. Its totient is φ = 50325350332.

The previous prime is 100650700613. The next prime is 100650700673. The reversal of 100650700666 is 666007056001.

It is a happy number.

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., 91730842641 + 8919858025 = 302871^2 + 94445^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25162675165 + ... + 25162675168.

Almost surely, 2^100650700666 is an apocalyptic number.

100650700666 is a deficient number, since it is larger than the sum of its proper divisors (50325350336).

100650700666 is an equidigital number, since it uses as much as digits as its factorization.

100650700666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50325350335.

The product of its (nonzero) digits is 45360, while the sum is 37.

Adding to 100650700666 its reverse (666007056001), we get a palindrome (766657756667).

The spelling of 100650700666 in words is "one hundred billion, six hundred fifty million, seven hundred thousand, six hundred sixty-six".