276974848656 has 315 divisors, whose sum is σ = 886385006227. Its totient is φ = 83742310080.

The previous prime is 276974848637. The next prime is 276974848687. The reversal of 276974848656 is 656848479672.

The square root of 276974848656 is 526284.

It is a perfect power (a square), and thus also a powerful number.

276974848656 is a `hidden beast` number, since 2 + 7 + 6 + 97 + 4 + 8 + 486 + 56 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 62 ways as a sum of consecutive naturals, for example, 625225171 + ... + 625225613.

Almost surely, 2^276974848656 is an apocalyptic number.

276974848656 is the 526284-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 276974848656

276974848656 is an abundant number, since it is smaller than the sum of its proper divisors (609410157571).

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

276974848656 is an frugal number, since it uses more digits than its factorization.

276974848656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 934 (or 459 counting only the distinct ones).

The product of its digits is 975421440, while the sum is 72.

The spelling of 276974848656 in words is "two hundred seventy-six billion, nine hundred seventy-four million, eight hundred forty-eight thousand, six hundred fifty-six".