127476505056440 has 32 divisors (see below), whose sum is σ = 288323822972160. Its totient is φ = 50723635516800.

The previous prime is 127476505056389. The next prime is 127476505056451. The reversal of 127476505056440 is 44650505674721.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8342695571 + ... + 8342710850.

It is an arithmetic number, because the mean of its divisors is an integer number (9010119467880).

Almost surely, 2^{127476505056440} is an apocalyptic number.

127476505056440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

127476505056440 is an abundant number, since it is smaller than the sum of its proper divisors (160847317915720).

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

127476505056440 is a wasteful number, since it uses less digits than its factorization.

127476505056440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16685406623 (or 16685406619 counting only the distinct ones).

The product of its (nonzero) digits is 28224000, while the sum is 56.

The spelling of 127476505056440 in words is "one hundred twenty-seven trillion, four hundred seventy-six billion, five hundred five million, fifty-six thousand, four hundred forty".