164398934414 has 32 divisors (see below), whose sum is σ = 291824751456. Its totient is φ = 68475064320.

The previous prime is 164398934383. The next prime is 164398934431. The reversal of 164398934414 is 414439893461.

It is a self number, because there is not a number n which added to its sum of digits gives 164398934414.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2058707 + ... + 2137070.

It is an arithmetic number, because the mean of its divisors is an integer number (9119523483).

Almost surely, 2^164398934414 is an apocalyptic number.

164398934414 is a deficient number, since it is larger than the sum of its proper divisors (127425817042).

164398934414 is a wasteful number, since it uses less digits than its factorization.

164398934414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4195940.

The product of its digits is 8957952, while the sum is 56.

The spelling of 164398934414 in words is "one hundred sixty-four billion, three hundred ninety-eight million, nine hundred thirty-four thousand, four hundred fourteen".