127344138118554 has 128 divisors (see below), whose sum is σ = 292778298408960. Its totient is φ = 36171476510400.

The previous prime is 127344138118553. The next prime is 127344138118601. The reversal of 127344138118554 is 455811831443721.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 127344138118494 and 127344138118503.

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 63 ways as a sum of consecutive naturals, for example, 11692597449 + ... + 11692608339.

It is an arithmetic number, because the mean of its divisors is an integer number (2287330456320).

Almost surely, 2^{127344138118554} is an apocalyptic number.

127344138118554 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

127344138118554 is an abundant number, since it is smaller than the sum of its proper divisors (165434160290406).

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

127344138118554 is a wasteful number, since it uses less digits than its factorization.

127344138118554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13376.

The product of its digits is 12902400, while the sum is 57.

The spelling of 127344138118554 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-four".