2129617344 has 28 divisors (see below), whose sum is σ = 5634613064. Its totient is φ = 709872384.

The previous prime is 2129617313. The next prime is 2129617363. The reversal of 2129617344 is 4437169212.

It is a super-3 number, since 3×2129617344³ (a number of 29 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

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, 5545687 + ... + 5546070.

Almost surely, 2^2129617344 is an apocalyptic number.

2129617344 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2129617344 is an abundant number, since it is smaller than the sum of its proper divisors (3504995720).

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

2129617344 is a wasteful number, since it uses less digits than its factorization.

2129617344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11091772 (or 11091762 counting only the distinct ones).

The product of its digits is 72576, while the sum is 39.

The square root of 2129617344 is about 46147.7772379126. Note that the first 3 decimals coincide. The cubic root of 2129617344 is about 1286.5712975152.

The spelling of 2129617344 in words is "two billion, one hundred twenty-nine million, six hundred seventeen thousand, three hundred forty-four".