814148077966 has 16 divisors (see below), whose sum is σ = 1268998416000. Its totient is φ = 391274499168.

The previous prime is 814148077931. The next prime is 814148077973. The reversal of 814148077966 is 669770841418.

814148077966 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31460241 + ... + 31486108.

It is an arithmetic number, because the mean of its divisors is an integer number (79312401000).

Almost surely, 2^814148077966 is an apocalyptic number.

814148077966 is a deficient number, since it is larger than the sum of its proper divisors (454850338034).

814148077966 is a wasteful number, since it uses less digits than its factorization.

814148077966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62946603.

The product of its (nonzero) digits is 16257024, while the sum is 61.

The spelling of 814148077966 in words is "eight hundred fourteen billion, one hundred forty-eight million, seventy-seven thousand, nine hundred sixty-six".