127801636876228 has 48 divisors (see below), whose sum is σ = 270043077265920. Its totient is φ = 51758256445056.

The previous prime is 127801636876129. The next prime is 127801636876231. The reversal of 127801636876228 is 822678636108721.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1674336075 + ... + 1674412402.

It is an arithmetic number, because the mean of its divisors is an integer number (5625897443040).

Almost surely, 2^{127801636876228} is an apocalyptic number.

It is an amenable number.

127801636876228 is an abundant number, since it is smaller than the sum of its proper divisors (142241440389692).

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

127801636876228 is a wasteful number, since it uses less digits than its factorization.

127801636876228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3348748564 (or 3348748562 counting only the distinct ones).

The product of its (nonzero) digits is 130056192, while the sum is 67.

The spelling of 127801636876228 in words is "one hundred twenty-seven trillion, eight hundred one billion, six hundred thirty-six million, eight hundred seventy-six thousand, two hundred twenty-eight".