127204850285381 has 16 divisors (see below), whose sum is σ = 139351441574400. Its totient is φ = 115155390873600.

The previous prime is 127204850285369. The next prime is 127204850285399. The reversal of 127204850285381 is 183582058402721.

It is not a de Polignac number, because 127204850285381 - 2²² = 127204846091077 is a prime.

It is a super-2 number, since 2×127204850285381² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (127204850284381) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54417605 + ... + 56707013.

It is an arithmetic number, because the mean of its divisors is an integer number (8709465098400).

Almost surely, 2^{127204850285381} is an apocalyptic number.

127204850285381 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

127204850285381 is a deficient number, since it is larger than the sum of its proper divisors (12146591289019).

127204850285381 is a wasteful number, since it uses less digits than its factorization.

127204850285381 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2310620.

The product of its (nonzero) digits is 8601600, while the sum is 56.

The spelling of 127204850285381 in words is "one hundred twenty-seven trillion, two hundred four billion, eight hundred fifty million, two hundred eighty-five thousand, three hundred eighty-one".