127200021054856 has 64 divisors (see below), whose sum is σ = 245483353728000. Its totient is φ = 61745362894080.

The previous prime is 127200021054839. The next prime is 127200021054923. The reversal of 127200021054856 is 658450120002721.

It is a super-2 number, since 2×127200021054856² (a number of 29 digits) contains 22 as substring.

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, 1507263510 + ... + 1507347898.

It is an arithmetic number, because the mean of its divisors is an integer number (3835677402000).

Almost surely, 2^{127200021054856} is an apocalyptic number.

It is an amenable number.

127200021054856 is a deficient number, since it is larger than the sum of its proper divisors (118283332673144).

127200021054856 is a wasteful number, since it uses less digits than its factorization.

127200021054856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95542 (or 95538 counting only the distinct ones).

The product of its (nonzero) digits is 268800, while the sum is 43.

The spelling of 127200021054856 in words is "one hundred twenty-seven trillion, two hundred billion, twenty-one million, fifty-four thousand, eight hundred fifty-six".