664841401114 has 12 divisors (see below), whose sum is σ = 1096164128682. Its totient is φ = 302200636760.

The previous prime is 664841401099. The next prime is 664841401117. The reversal of 664841401114 is 411104148466.

664841401114 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 650208386025 + 14633015089 = 806355^2 + 120967^2 .

It is not an unprimeable number, because it can be changed into a prime (664841401117) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1373639017 + ... + 1373639500.

Almost surely, 2^664841401114 is an apocalyptic number.

664841401114 is a deficient number, since it is larger than the sum of its proper divisors (431322727568).

664841401114 is a wasteful number, since it uses less digits than its factorization.

664841401114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2747278541 (or 2747278530 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 40.

The spelling of 664841401114 in words is "six hundred sixty-four billion, eight hundred forty-one million, four hundred one thousand, one hundred fourteen".