128252230848764 has 24 divisors (see below), whose sum is σ = 244850360554800. Its totient is φ = 58295232241280.

The previous prime is 128252230848761. The next prime is 128252230848779. The reversal of 128252230848764 is 467848032252821.

It is a junction number, because it is equal to n+sod(n) for n = 128252230848697 and 128252230848706.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (128252230848761) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28808249 + ... + 32960880.

It is an arithmetic number, because the mean of its divisors is an integer number (10202098356450).

Almost surely, 2^{128252230848764} is an apocalyptic number.

It is an amenable number.

128252230848764 is a deficient number, since it is larger than the sum of its proper divisors (116598129706036).

128252230848764 is a wasteful number, since it uses less digits than its factorization.

128252230848764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61816333 (or 61816331 counting only the distinct ones).

The product of its (nonzero) digits is 82575360, while the sum is 62.

The spelling of 128252230848764 in words is "one hundred twenty-eight trillion, two hundred fifty-two billion, two hundred thirty million, eight hundred forty-eight thousand, seven hundred sixty-four".