8546153931649 has 2 divisors, whose sum is σ = 8546153931650. Its totient is φ = 8546153931648.

The previous prime is 8546153931529. The next prime is 8546153931671. The reversal of 8546153931649 is 9461393516458.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7773613134400 + 772540797249 = 2788120^2 + 878943^2 .

It is a cyclic number.

It is not a de Polignac number, because 8546153931649 - 2³⁹ = 7996398117761 is a prime.

It is not a weakly prime, because it can be changed into another prime (8546153931949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4273076965824 + 4273076965825.

It is an arithmetic number, because the mean of its divisors is an integer number (4273076965825).

Almost surely, 2^{8546153931649} is an apocalyptic number.

It is an amenable number.

8546153931649 is a deficient number, since it is larger than the sum of its proper divisors (1).

8546153931649 is an equidigital number, since it uses as much as digits as its factorization.

8546153931649 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 83980800, while the sum is 64.

The spelling of 8546153931649 in words is "eight trillion, five hundred forty-six billion, one hundred fifty-three million, nine hundred thirty-one thousand, six hundred forty-nine".