164877645358 has 32 divisors (see below), whose sum is σ = 254825625600. Its totient is φ = 79973715744.

The previous prime is 164877645353. The next prime is 164877645367. The reversal of 164877645358 is 853546778461.

It is a self number, because there is not a number n which added to its sum of digits gives 164877645358.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164877645353) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24951691 + ... + 24958297.

It is an arithmetic number, because the mean of its divisors is an integer number (7963300800).

Almost surely, 2^164877645358 is an apocalyptic number.

164877645358 is a deficient number, since it is larger than the sum of its proper divisors (89947980242).

164877645358 is a wasteful number, since it uses less digits than its factorization.

164877645358 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9424.

The product of its digits is 135475200, while the sum is 64.

The spelling of 164877645358 in words is "one hundred sixty-four billion, eight hundred seventy-seven million, six hundred forty-five thousand, three hundred fifty-eight".