127227071858536 has 16 divisors (see below), whose sum is σ = 256900818176100. Its totient is φ = 58720187011584.

The previous prime is 127227071858533. The next prime is 127227071858587. The reversal of 127227071858536 is 635858170722721.

It can be written as a sum of positive squares in 2 ways, for example, as 123358651609636 + 3868420248900 = 11106694^2 + 1966830^2 .

It is not an unprimeable number, because it can be changed into a prime (127227071858533) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 611668614601 + ... + 611668614808.

Almost surely, 2^{127227071858536} is an apocalyptic number.

It is an amenable number.

127227071858536 is an abundant number, since it is smaller than the sum of its proper divisors (129673746317564).

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

127227071858536 is a wasteful number, since it uses less digits than its factorization.

127227071858536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1223337229428 (or 1223337229424 counting only the distinct ones).

The product of its (nonzero) digits is 79027200, while the sum is 64.

The spelling of 127227071858536 in words is "one hundred twenty-seven trillion, two hundred twenty-seven billion, seventy-one million, eight hundred fifty-eight thousand, five hundred thirty-six".