127143355402 has 64 divisors (see below), whose sum is σ = 245359425024. Its totient is φ = 48129269760.

The previous prime is 127143355399. The next prime is 127143355429. The reversal of 127143355402 is 204553341721.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 71002 + ... + 509242.

It is an arithmetic number, because the mean of its divisors is an integer number (3833741016).

Almost surely, 2^127143355402 is an apocalyptic number.

127143355402 is a deficient number, since it is larger than the sum of its proper divisors (118216069622).

127143355402 is a wasteful number, since it uses less digits than its factorization.

127143355402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 438343.

The product of its (nonzero) digits is 100800, while the sum is 37.

The spelling of 127143355402 in words is "one hundred twenty-seven billion, one hundred forty-three million, three hundred fifty-five thousand, four hundred two".