276220686848 has 30 divisors (see below), whose sum is σ = 551925642411. Its totient is φ = 138104397312.

The previous prime is 276220686811. The next prime is 276220686851. The reversal of 276220686848 is 848686022672.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in only one way, i.e., 138110343424 + 138110343424 = 371632^2 + 371632^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=371632.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 11880611 + ... + 11903837.

Almost surely, 2^276220686848 is an apocalyptic number.

It is an amenable number.

276220686848 is a deficient number, since it is larger than the sum of its proper divisors (275704955563).

276220686848 is an frugal number, since it uses more digits than its factorization.

276220686848 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46472 (or 23229 counting only the distinct ones).

The product of its (nonzero) digits is 24772608, while the sum is 59.

The spelling of 276220686848 in words is "two hundred seventy-six billion, two hundred twenty million, six hundred eighty-six thousand, eight hundred forty-eight".