127172026206516 has 48 divisors (see below), whose sum is σ = 303055906325760. Its totient is φ = 41487695577600.

The previous prime is 127172026206497. The next prime is 127172026206529. The reversal of 127172026206516 is 615602620271721.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19594816 + ... + 25264616.

It is an arithmetic number, because the mean of its divisors is an integer number (6313664715120).

Almost surely, 2^{127172026206516} is an apocalyptic number.

It is an amenable number.

127172026206516 is an abundant number, since it is smaller than the sum of its proper divisors (175883880119244).

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

127172026206516 is a wasteful number, since it uses less digits than its factorization.

127172026206516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5709624 (or 5709622 counting only the distinct ones).

The product of its (nonzero) digits is 846720, while the sum is 48.

The spelling of 127172026206516 in words is "one hundred twenty-seven trillion, one hundred seventy-two billion, twenty-six million, two hundred six thousand, five hundred sixteen".