127987274398 has 8 divisors (see below), whose sum is σ = 192023998992. Its totient is φ = 63979274736.

The previous prime is 127987274377. The next prime is 127987274419. The reversal of 127987274398 is 893472789721.

It is an interprime number because it is at equal distance from previous prime (127987274377) and next prime (127987274419).

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, 7170090 + ... + 7187917.

It is an arithmetic number, because the mean of its divisors is an integer number (24002999874).

Almost surely, 2^127987274398 is an apocalyptic number.

127987274398 is a deficient number, since it is larger than the sum of its proper divisors (64036724594).

127987274398 is a wasteful number, since it uses less digits than its factorization.

127987274398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14362466.

The product of its digits is 85349376, while the sum is 67.

The spelling of 127987274398 in words is "one hundred twenty-seven billion, nine hundred eighty-seven million, two hundred seventy-four thousand, three hundred ninety-eight".