276000315520221 has 12 divisors (see below), whose sum is σ = 409441909510972. Its totient is φ = 179027231688576.

The previous prime is 276000315520211. The next prime is 276000315520231. The reversal of 276000315520221 is 122025513000672.

276000315520221 is a `hidden beast` number, since 2 + 7 + 600 + 0 + 3 + 1 + 5 + 5 + 20 + 2 + 21 = 666.

It is an interprime number because it is at equal distance from previous prime (276000315520211) and next prime (276000315520231).

It can be written as a sum of positive squares in 2 ways, for example, as 194325969807225 + 81674345712996 = 13940085^2 + 9037386^2 .

It is not a de Polignac number, because 276000315520221 - 2⁶ = 276000315520157 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (276000315520201) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 414414887836 + ... + 414414888501.

Almost surely, 2^{276000315520221} is an apocalyptic number.

It is an amenable number.

276000315520221 is a deficient number, since it is larger than the sum of its proper divisors (133441593990751).

276000315520221 is a wasteful number, since it uses less digits than its factorization.

276000315520221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 828829776380 (or 828829776377 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 36.

Adding to 276000315520221 its reverse (122025513000672), we get a palindrome (398025828520893).

The spelling of 276000315520221 in words is "two hundred seventy-six trillion, three hundred fifteen million, five hundred twenty thousand, two hundred twenty-one".