276730536361257 has 32 divisors (see below), whose sum is σ = 447247212894720. Its totient is φ = 167713248330000.

The previous prime is 276730536361207. The next prime is 276730536361259. The reversal of 276730536361257 is 752163635037672.

276730536361257 is a `hidden beast` number, since 2 + 7 + 6 + 7 + 3 + 0 + 5 + 3 + 6 + 3 + 612 + 5 + 7 = 666.

It is not a de Polignac number, because 276730536361257 - 2¹⁶ = 276730536295721 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 276730536361194 and 276730536361203.

It is not an unprimeable number, because it can be changed into a prime (276730536361259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16340382 + ... + 28643832.

It is an arithmetic number, because the mean of its divisors is an integer number (13976475402960).

Almost surely, 2^{276730536361257} is an apocalyptic number.

276730536361257 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

It is an amenable number.

276730536361257 is a deficient number, since it is larger than the sum of its proper divisors (170516676533463).

276730536361257 is a wasteful number, since it uses less digits than its factorization.

276730536361257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12379202 (or 12379196 counting only the distinct ones).

The product of its (nonzero) digits is 200037600, while the sum is 63.

The spelling of 276730536361257 in words is "two hundred seventy-six trillion, seven hundred thirty billion, five hundred thirty-six million, three hundred sixty-one thousand, two hundred fifty-seven".