66094678100901 has 4 divisors (see below), whose sum is σ = 88126237467872. Its totient is φ = 44063118733932.

The previous prime is 66094678100887. The next prime is 66094678100929. The reversal of 66094678100901 is 10900187649066.

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 not a de Polignac number, because 66094678100901 - 2⁹ = 66094678100389 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66094678100951) 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, 11015779683481 + ... + 11015779683486.

It is an arithmetic number, because the mean of its divisors is an integer number (22031559366968).

Almost surely, 2^{66094678100901} is an apocalyptic number.

It is an amenable number.

66094678100901 is a deficient number, since it is larger than the sum of its proper divisors (22031559366971).

66094678100901 is a wasteful number, since it uses less digits than its factorization.

66094678100901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22031559366970.

The product of its (nonzero) digits is 3919104, while the sum is 57.

The spelling of 66094678100901 in words is "sixty-six trillion, ninety-four billion, six hundred seventy-eight million, one hundred thousand, nine hundred one".