276879608677 has 16 divisors (see below), whose sum is σ = 344574057600. Its totient is φ = 217081650240.

The previous prime is 276879608633. The next prime is 276879608777. The reversal of 276879608677 is 776806978672.

It is a de Polignac number, because none of the positive numbers 2^k-276879608677 is a prime.

It is a super-2 number, since 2×276879608677² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (276879608777) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35889274 + ... + 35896987.

It is an arithmetic number, because the mean of its divisors is an integer number (21535878600).

Almost surely, 2^276879608677 is an apocalyptic number.

It is an amenable number.

276879608677 is a deficient number, since it is larger than the sum of its proper divisors (67694448923).

276879608677 is a wasteful number, since it uses less digits than its factorization.

276879608677 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71786316.

The product of its (nonzero) digits is 597445632, while the sum is 73.

The spelling of 276879608677 in words is "two hundred seventy-six billion, eight hundred seventy-nine million, six hundred eight thousand, six hundred seventy-seven".