127344138118552 has 32 divisors (see below), whose sum is σ = 242003078460000. Its totient is φ = 62813243167488.

The previous prime is 127344138118499. The next prime is 127344138118553. The reversal of 127344138118552 is 255811831443721.

It is a junction number, because it is equal to n+sod(n) for n = 127344138118493 and 127344138118502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (127344138118553) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 203393727 + ... + 204018862.

It is an arithmetic number, because the mean of its divisors is an integer number (7562596201875).

Almost surely, 2^{127344138118552} is an apocalyptic number.

It is an amenable number.

127344138118552 is a deficient number, since it is larger than the sum of its proper divisors (114658940341448).

127344138118552 is a wasteful number, since it uses less digits than its factorization.

127344138118552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 407413123 (or 407413119 counting only the distinct ones).

The product of its digits is 6451200, while the sum is 55.

The spelling of 127344138118552 in words is "one hundred twenty-seven trillion, three hundred forty-four billion, one hundred thirty-eight million, one hundred eighteen thousand, five hundred fifty-two".