127845488564250 has 64 divisors (see below), whose sum is σ = 319104415648512. Its totient is φ = 34091908468800.

The previous prime is 127845488564219. The next prime is 127845488564251. The reversal of 127845488564250 is 52465884548721.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (127845488564251) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 137787379 + ... + 138712121.

It is an arithmetic number, because the mean of its divisors is an integer number (4986006494508).

Almost surely, 2^{127845488564250} is an apocalyptic number.

127845488564250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

127845488564250 is an abundant number, since it is smaller than the sum of its proper divisors (191258927084262).

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

127845488564250 is a wasteful number, since it uses less digits than its factorization.

127845488564250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1109096 (or 1109086 counting only the distinct ones).

The product of its (nonzero) digits is 688128000, while the sum is 69.

The spelling of 127845488564250 in words is "one hundred twenty-seven trillion, eight hundred forty-five billion, four hundred eighty-eight million, five hundred sixty-four thousand, two hundred fifty".