276683364049 has 9 divisors (see below), whose sum is σ = 277531244571. Its totient is φ = 275838070800.

The previous prime is 276683364031. The next prime is 276683364073. The reversal of 276683364049 is 940463386672.

It is a happy number.

The square root of 276683364049 is 526007.

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

It can be written as a sum of positive squares in only one way, i.e., 239292180625 + 37391183424 = 489175^2 + 193368^2 .

It is not a de Polignac number, because 276683364049 - 2¹¹ = 276683362001 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 276683363984 and 276683364002.

It is not an unprimeable number, because it can be changed into a prime (276683364029) 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, 240384624 + ... + 240385774.

Almost surely, 2^276683364049 is an apocalyptic number.

276683364049 is the 526007-th square number.

276683364049 is the 263004-th centered octagonal number.

It is an amenable number.

276683364049 is a deficient number, since it is larger than the sum of its proper divisors (847880522).

276683364049 is an frugal number, since it uses more digits than its factorization.

276683364049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3216 (or 1608 counting only the distinct ones).

The product of its (nonzero) digits is 31352832, while the sum is 58.

The spelling of 276683364049 in words is "two hundred seventy-six billion, six hundred eighty-three million, three hundred sixty-four thousand, forty-nine".