128630654682336 has 84 divisors (see below), whose sum is σ = 379688711092992. Its totient is φ = 42876884886336.

The previous prime is 128630654682319. The next prime is 128630654682377. The reversal of 128630654682336 is 633286456036821.

128630654682336 is a `hidden beast` number, since 1 + 2 + 8 + 6 + 3 + 0 + 6 + 546 + 82 + 3 + 3 + 6 = 666.

128630654682336 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×128630654682336³ (a number of 43 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 2756978016 + ... + 2757024671.

It is an arithmetic number, because the mean of its divisors is an integer number (4520103703488).

Almost surely, 2^{128630654682336} is an apocalyptic number.

128630654682336 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

128630654682336 is an abundant number, since it is smaller than the sum of its proper divisors (251058056410656).

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

128630654682336 is an frugal number, since it uses more digits than its factorization.

128630654682336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5514002715 (or 5514002692 counting only the distinct ones).

The product of its (nonzero) digits is 179159040, while the sum is 63.

The spelling of 128630654682336 in words is "one hundred twenty-eight trillion, six hundred thirty billion, six hundred fifty-four million, six hundred eighty-two thousand, three hundred thirty-six".