128527633747276 has 24 divisors (see below), whose sum is σ = 235549937518560. Its totient is φ = 61247825455872.

The previous prime is 128527633747141. The next prime is 128527633747301. The reversal of 128527633747276 is 672747336725821.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2521706461 + ... + 2521757428.

It is an arithmetic number, because the mean of its divisors is an integer number (9814580729940).

Almost surely, 2^{128527633747276} is an apocalyptic number.

It is an amenable number.

128527633747276 is a deficient number, since it is larger than the sum of its proper divisors (107022303771284).

128527633747276 is a wasteful number, since it uses less digits than its factorization.

128527633747276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5043464193 (or 5043464191 counting only the distinct ones).

The product of its digits is 995742720, while the sum is 70.

The spelling of 128527633747276 in words is "one hundred twenty-eight trillion, five hundred twenty-seven billion, six hundred thirty-three million, seven hundred forty-seven thousand, two hundred seventy-six".