100664052049 has 4 divisors (see below), whose sum is σ = 109815329520. Its totient is φ = 91512774580.

The previous prime is 100664052023. The next prime is 100664052077. The reversal of 100664052049 is 940250466001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 100664052049 - 2²³ = 100655663441 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100664051999 and 100664052017.

It is not an unprimeable number, because it can be changed into a prime (100664052949) 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, 4575638719 + ... + 4575638740.

It is an arithmetic number, because the mean of its divisors is an integer number (27453832380).

Almost surely, 2^100664052049 is an apocalyptic number.

It is an amenable number.

100664052049 is a deficient number, since it is larger than the sum of its proper divisors (9151277471).

100664052049 is an equidigital number, since it uses as much as digits as its factorization.

100664052049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9151277470.

The product of its (nonzero) digits is 51840, while the sum is 37.

The spelling of 100664052049 in words is "one hundred billion, six hundred sixty-four million, fifty-two thousand, forty-nine".