276297305136 has 20 divisors (see below), whose sum is σ = 713768038392. Its totient is φ = 92099101696.

The previous prime is 276297305071. The next prime is 276297305161. The reversal of 276297305136 is 631503792672.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2878096881 + ... + 2878096976.

Almost surely, 2^276297305136 is an apocalyptic number.

It is an amenable number.

276297305136 is an abundant number, since it is smaller than the sum of its proper divisors (437470733256).

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

276297305136 is a wasteful number, since it uses less digits than its factorization.

276297305136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5756193868 (or 5756193862 counting only the distinct ones).

The product of its (nonzero) digits is 2857680, while the sum is 51.

The spelling of 276297305136 in words is "two hundred seventy-six billion, two hundred ninety-seven million, three hundred five thousand, one hundred thirty-six".