276967480729 has 9 divisors (see below), whose sum is σ = 283581548373. Its totient is φ = 270504272892.

The previous prime is 276967480723. The next prime is 276967480771. The reversal of 276967480729 is 927084769672.

It is a happy number.

The square root of 276967480729 is 526277.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 276967480729 - 2¹⁷ = 276967349657 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (276967480723) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 22623792 + ... + 22636030.

Almost surely, 2^276967480729 is an apocalyptic number.

276967480729 is the 526277-th square number.

276967480729 is the 263139-th centered octagonal number.

It is an amenable number.

276967480729 is a deficient number, since it is larger than the sum of its proper divisors (6614067644).

276967480729 is an frugal number, since it uses more digits than its factorization.

276967480729 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24564 (or 12282 counting only the distinct ones).

The product of its (nonzero) digits is 128024064, while the sum is 67.

The spelling of 276967480729 in words is "two hundred seventy-six billion, nine hundred sixty-seven million, four hundred eighty thousand, seven hundred twenty-nine".