244129171164 has 12 divisors (see below), whose sum is σ = 569634732744. Its totient is φ = 81376390384.

The previous prime is 244129171157. The next prime is 244129171229. The reversal of 244129171164 is 461171921442.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×244129171164² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10172048787 + ... + 10172048810.

It is an arithmetic number, because the mean of its divisors is an integer number (47469561062).

Almost surely, 2^244129171164 is an apocalyptic number.

It is an amenable number.

244129171164 is an abundant number, since it is smaller than the sum of its proper divisors (325505561580).

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

244129171164 is a wasteful number, since it uses less digits than its factorization.

244129171164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20344097604 (or 20344097602 counting only the distinct ones).

The product of its digits is 96768, while the sum is 42.

The spelling of 244129171164 in words is "two hundred forty-four billion, one hundred twenty-nine million, one hundred seventy-one thousand, one hundred sixty-four".