8678271053533 has 2 divisors, whose sum is σ = 8678271053534. Its totient is φ = 8678271053532.

The previous prime is 8678271053519. The next prime is 8678271053597. The reversal of 8678271053533 is 3353501728768.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8494438488484 + 183832565049 = 2914522^2 + 428757^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8678271053533 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8678271053513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4339135526766 + 4339135526767.

It is an arithmetic number, because the mean of its divisors is an integer number (4339135526767).

Almost surely, 2^{8678271053533} is an apocalyptic number.

It is an amenable number.

8678271053533 is a deficient number, since it is larger than the sum of its proper divisors (1).

8678271053533 is an equidigital number, since it uses as much as digits as its factorization.

8678271053533 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25401600, while the sum is 58.

The spelling of 8678271053533 in words is "eight trillion, six hundred seventy-eight billion, two hundred seventy-one million, fifty-three thousand, five hundred thirty-three".