164226841257 has 16 divisors (see below), whose sum is σ = 220039186752. Its totient is φ = 108950688000.

The previous prime is 164226841213. The next prime is 164226841267. The reversal of 164226841257 is 752148622461.

It is not a de Polignac number, because 164226841257 - 2¹⁵ = 164226808489 is a prime.

It is not an unprimeable number, because it can be changed into a prime (164226841267) 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, 423757 + ... + 712757.

It is an arithmetic number, because the mean of its divisors is an integer number (13752449172).

Almost surely, 2^164226841257 is an apocalyptic number.

It is an amenable number.

164226841257 is a deficient number, since it is larger than the sum of its proper divisors (55812345495).

164226841257 is a wasteful number, since it uses less digits than its factorization.

164226841257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 289928.

The product of its digits is 1290240, while the sum is 48.

The spelling of 164226841257 in words is "one hundred sixty-four billion, two hundred twenty-six million, eight hundred forty-one thousand, two hundred fifty-seven".