127263861992 has 16 divisors (see below), whose sum is σ = 239242775040. Its totient is φ = 63465788656.

The previous prime is 127263861911. The next prime is 127263862079. The reversal of 127263861992 is 299168362721.

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 3 ways as a sum of consecutive naturals, for example, 20764538 + ... + 20770665.

It is an arithmetic number, because the mean of its divisors is an integer number (14952673440).

Almost surely, 2^127263861992 is an apocalyptic number.

It is an amenable number.

127263861992 is a deficient number, since it is larger than the sum of its proper divisors (111978913048).

127263861992 is a wasteful number, since it uses less digits than its factorization.

127263861992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41535592 (or 41535588 counting only the distinct ones).

The product of its digits is 3919104, while the sum is 56.

The spelling of 127263861992 in words is "one hundred twenty-seven billion, two hundred sixty-three million, eight hundred sixty-one thousand, nine hundred ninety-two".