127260842612520 has 64 divisors (see below), whose sum is σ = 381783489099840. Its totient is φ = 33936139251200.

The previous prime is 127260842612507. The next prime is 127260842612569. The reversal of 127260842612520 is 25216248062721.

It is a self number, because there is not a number n which added to its sum of digits gives 127260842612520.

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, 57156940 + ... + 59341700.

It is an arithmetic number, because the mean of its divisors is an integer number (5965367017185).

Almost surely, 2^{127260842612520} is an apocalyptic number.

127260842612520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

127260842612520 is an abundant number, since it is smaller than the sum of its proper divisors (254522646487320).

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

127260842612520 is a wasteful number, since it uses less digits than its factorization.

127260842612520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2670186 (or 2670182 counting only the distinct ones).

The product of its (nonzero) digits is 1290240, while the sum is 48.

The spelling of 127260842612520 in words is "one hundred twenty-seven trillion, two hundred sixty billion, eight hundred forty-two million, six hundred twelve thousand, five hundred twenty".