1875664668126 has 8 divisors (see below), whose sum is σ = 3751329336264. Its totient is φ = 625221556040.

The previous prime is 1875664668061. The next prime is 1875664668133. The reversal of 1875664668126 is 6218664665781.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

1875664668126 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 156305389005 + ... + 156305389016.

It is an arithmetic number, because the mean of its divisors is an integer number (468916167033).

Almost surely, 2^{1875664668126} is an apocalyptic number.

1875664668126 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1875664668126 is a wasteful number, since it uses less digits than its factorization.

1875664668126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 312610778026.

The product of its digits is 139345920, while the sum is 66.

The spelling of 1875664668126 in words is "one trillion, eight hundred seventy-five billion, six hundred sixty-four million, six hundred sixty-eight thousand, one hundred twenty-six".