127394544312 has 384 divisors, whose sum is σ = 416969280000. Its totient is φ = 35688480768.

The previous prime is 127394544301. The next prime is 127394544337. The reversal of 127394544312 is 213445493721.

127394544312 is a `hidden beast` number, since 1 + 2 + 7 + 3 + 94 + 544 + 3 + 12 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 255299439 + ... + 255299937.

It is an arithmetic number, because the mean of its divisors is an integer number (1085857500).

Almost surely, 2^127394544312 is an apocalyptic number.

127394544312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 127394544312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (208484640000).

127394544312 is an abundant number, since it is smaller than the sum of its proper divisors (289574735688).

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

127394544312 is a wasteful number, since it uses less digits than its factorization.

127394544312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 857 (or 841 counting only the distinct ones).

The product of its digits is 725760, while the sum is 45.

The spelling of 127394544312 in words is "one hundred twenty-seven billion, three hundred ninety-four million, five hundred forty-four thousand, three hundred twelve".