127545213332012 has 18 divisors (see below), whose sum is σ = 259645612854852. Its totient is φ = 54662234285064.

The previous prime is 127545213331993. The next prime is 127545213332023. The reversal of 127545213332012 is 210233312545721.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 325370441978 + ... + 325370442369.

It is an arithmetic number, because the mean of its divisors is an integer number (14424756269714).

Almost surely, 2^{127545213332012} is an apocalyptic number.

It is an amenable number.

127545213332012 is an abundant number, since it is smaller than the sum of its proper divisors (132100399522840).

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

127545213332012 is a wasteful number, since it uses less digits than its factorization.

127545213332012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 650740884365 (or 650740884356 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 41.

Adding to 127545213332012 its reverse (210233312545721), we get a palindrome (337778525877733).

The spelling of 127545213332012 in words is "one hundred twenty-seven trillion, five hundred forty-five billion, two hundred thirteen million, three hundred thirty-two thousand, twelve".