1268175142768 has 40 divisors (see below), whose sum is σ = 2483045258960. Its totient is φ = 627392563200.

The previous prime is 1268175142739. The next prime is 1268175142769. The reversal of 1268175142768 is 8672415718621.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1268175142769) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6186298 + ... + 6388006.

It is an arithmetic number, because the mean of its divisors is an integer number (62076131474).

Almost surely, 2^{1268175142768} is an apocalyptic number.

It is an amenable number.

1268175142768 is a deficient number, since it is larger than the sum of its proper divisors (1214870116192).

1268175142768 is a wasteful number, since it uses less digits than its factorization.

1268175142768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205865 (or 205859 counting only the distinct ones).

The product of its digits is 9031680, while the sum is 58.

The spelling of 1268175142768 in words is "one trillion, two hundred sixty-eight billion, one hundred seventy-five million, one hundred forty-two thousand, seven hundred sixty-eight".