276775833664 has 168 divisors, whose sum is σ = 648768445920. Its totient is φ = 116635791360.

The previous prime is 276775833629. The next prime is 276775833683. The reversal of 276775833664 is 466338577672.

It is a Harshad number since it is a multiple of its sum of digits (64).

It is a junction number, because it is equal to n+sod(n) for n = 276775833596 and 276775833605.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8804727 + ... + 8836105.

It is an arithmetic number, because the mean of its divisors is an integer number (3861716940).

Almost surely, 2^276775833664 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 276775833664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (324384222960).

276775833664 is an abundant number, since it is smaller than the sum of its proper divisors (371992612256).

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

276775833664 is a wasteful number, since it uses less digits than its factorization.

276775833664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31497 (or 31476 counting only the distinct ones).

The product of its digits is 213373440, while the sum is 64.

The spelling of 276775833664 in words is "two hundred seventy-six billion, seven hundred seventy-five million, eight hundred thirty-three thousand, six hundred sixty-four".