164765214444 has 24 divisors (see below), whose sum is σ = 384481196848. Its totient is φ = 54917591040.

The previous prime is 164765214431. The next prime is 164765214461. The reversal of 164765214444 is 444412567461.

It is a junction number, because it is equal to n+sod(n) for n = 164765214393 and 164765214402.

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, 350677 + ... + 672684.

Almost surely, 2^164765214444 is an apocalyptic number.

It is an amenable number.

164765214444 is an abundant number, since it is smaller than the sum of its proper divisors (219715982404).

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

164765214444 is a wasteful number, since it uses less digits than its factorization.

164765214444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1036785 (or 1036783 counting only the distinct ones).

The product of its digits is 2580480, while the sum is 48.

The spelling of 164765214444 in words is "one hundred sixty-four billion, seven hundred sixty-five million, two hundred fourteen thousand, four hundred forty-four".