5681629128240 has 120 divisors (see below), whose sum is σ = 20548558714320. Its totient is φ = 1398554860032.

The previous prime is 5681629128191. The next prime is 5681629128271. The reversal of 5681629128240 is 428219261865.

5681629128240 is a `hidden beast` number, since 5 + 6 + 8 + 1 + 629 + 1 + 2 + 8 + 2 + 4 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (120).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 303496470 + ... + 303515189.

It is an arithmetic number, because the mean of its divisors is an integer number (171237989286).

Almost surely, 2^{5681629128240} is an apocalyptic number.

It is an amenable number.

5681629128240 is an abundant number, since it is smaller than the sum of its proper divisors (14866929586080).

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

5681629128240 is a wasteful number, since it uses less digits than its factorization.

5681629128240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 607011691 (or 607011682 counting only the distinct ones).

The product of its (nonzero) digits is 3317760, while the sum is 54.

The spelling of 5681629128240 in words is "five trillion, six hundred eighty-one billion, six hundred twenty-nine million, one hundred twenty-eight thousand, two hundred forty".