100948676665 has 4 divisors (see below), whose sum is σ = 121138412004. Its totient is φ = 80758941328.

The previous prime is 100948676663. The next prime is 100948676767. The reversal of 100948676665 is 566676849001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 566676849001 = 41 ⋅13821386561.

It can be written as a sum of positive squares in 2 ways, for example, as 40792284841 + 60156391824 = 201971^2 + 245268^2 .

It is a cyclic number.

It is not a de Polignac number, because 100948676665 - 2¹ = 100948676663 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100948676663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10094867662 + ... + 10094867671.

It is an arithmetic number, because the mean of its divisors is an integer number (30284603001).

Almost surely, 2^100948676665 is an apocalyptic number.

It is an amenable number.

100948676665 is a deficient number, since it is larger than the sum of its proper divisors (20189735339).

100948676665 is an equidigital number, since it uses as much as digits as its factorization.

100948676665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20189735338.

The product of its (nonzero) digits is 13063680, while the sum is 58.

The spelling of 100948676665 in words is "one hundred billion, nine hundred forty-eight million, six hundred seventy-six thousand, six hundred sixty-five".