276072385768 has 32 divisors (see below), whose sum is σ = 548452389960. Its totient is φ = 129829304320.

The previous prime is 276072385741. The next prime is 276072385801. The reversal of 276072385768 is 867583270672.

It can be written as a sum of positive squares in 4 ways, for example, as 229822442404 + 46249943364 = 479398^2 + 215058^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 476773 + ... + 882868.

Almost surely, 2^276072385768 is an apocalyptic number.

It is an amenable number.

276072385768 is a deficient number, since it is larger than the sum of its proper divisors (272380004192).

276072385768 is a wasteful number, since it uses less digits than its factorization.

276072385768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1361157 (or 1361153 counting only the distinct ones).

The product of its (nonzero) digits is 47416320, while the sum is 61.

The spelling of 276072385768 in words is "two hundred seventy-six billion, seventy-two million, three hundred eighty-five thousand, seven hundred sixty-eight".