768075747188 has 6 divisors (see below), whose sum is σ = 1344132557586. Its totient is φ = 384037873592.

The previous prime is 768075747113. The next prime is 768075747191. The reversal of 768075747188 is 881747570867.

It can be written as a sum of positive squares in only one way, i.e., 626690723044 + 141385024144 = 791638^2 + 376012^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 96009468395 + ... + 96009468402.

It is an arithmetic number, because the mean of its divisors is an integer number (224022092931).

Almost surely, 2^768075747188 is an apocalyptic number.

It is an amenable number.

768075747188 is a deficient number, since it is larger than the sum of its proper divisors (576056810398).

768075747188 is a wasteful number, since it uses less digits than its factorization.

768075747188 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192018936801 (or 192018936799 counting only the distinct ones).

The product of its (nonzero) digits is 147517440, while the sum is 68.

The spelling of 768075747188 in words is "seven hundred sixty-eight billion, seventy-five million, seven hundred forty-seven thousand, one hundred eighty-eight".