276628013956 has 24 divisors (see below), whose sum is σ = 553389350976. Its totient is φ = 118526293920.

The previous prime is 276628013897. The next prime is 276628013969. The reversal of 276628013956 is 659310826672.

It is a junction number, because it is equal to n+sod(n) for n = 276628013897 and 276628013906.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1071910 + ... + 1304701.

It is an arithmetic number, because the mean of its divisors is an integer number (23057889624).

Almost surely, 2^276628013956 is an apocalyptic number.

It is an amenable number.

276628013956 is an abundant number, since it is smaller than the sum of its proper divisors (276761337020).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

276628013956 is a wasteful number, since it uses less digits than its factorization.

276628013956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2380779 (or 2380777 counting only the distinct ones).

The product of its (nonzero) digits is 6531840, while the sum is 55.

The spelling of 276628013956 in words is "two hundred seventy-six billion, six hundred twenty-eight million, thirteen thousand, nine hundred fifty-six".