20127065048842 has 8 divisors (see below), whose sum is σ = 30216161164932. Its totient is φ = 10055011327200.

The previous prime is 20127065048833. The next prime is 20127065048861. The reversal of 20127065048842 is 24884056072102.

It can be written as a sum of positive squares in 2 ways, for example, as 18830834981401 + 1296230067441 = 4339451^2 + 1138521^2 .

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

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, 4260595659 + ... + 4260600382.

Almost surely, 2^{20127065048842} is an apocalyptic number.

20127065048842 is a deficient number, since it is larger than the sum of its proper divisors (10089096116090).

20127065048842 is a wasteful number, since it uses less digits than its factorization.

20127065048842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8521197224.

The product of its (nonzero) digits is 1720320, while the sum is 49.

The spelling of 20127065048842 in words is "twenty trillion, one hundred twenty-seven billion, sixty-five million, forty-eight thousand, eight hundred forty-two".