127785612382 has 8 divisors (see below), whose sum is σ = 194539290696. Its totient is φ = 62939182152.

The previous prime is 127785612341. The next prime is 127785612397. The reversal of 127785612382 is 283216587721.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 476811853 + ... + 476812120.

It is an arithmetic number, because the mean of its divisors is an integer number (24317411337).

Almost surely, 2^127785612382 is an apocalyptic number.

127785612382 is a deficient number, since it is larger than the sum of its proper divisors (66753678314).

127785612382 is an equidigital number, since it uses as much as digits as its factorization.

127785612382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 953624042.

The product of its digits is 2257920, while the sum is 52.

The spelling of 127785612382 in words is "one hundred twenty-seven billion, seven hundred eighty-five million, six hundred twelve thousand, three hundred eighty-two".