65267914849 has 2 divisors, whose sum is σ = 65267914850. Its totient is φ = 65267914848.

The previous prime is 65267914841. The next prime is 65267914889. The reversal of 65267914849 is 94841976256.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 41225241600 + 24042673249 = 203040^2 + 155057^2 .

It is a cyclic number.

It is not a de Polignac number, because 65267914849 - 2³ = 65267914841 is a prime.

It is not a weakly prime, because it can be changed into another prime (65267914841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32633957424 + 32633957425.

It is an arithmetic number, because the mean of its divisors is an integer number (32633957425).

Almost surely, 2^65267914849 is an apocalyptic number.

It is an amenable number.

65267914849 is a deficient number, since it is larger than the sum of its proper divisors (1).

65267914849 is an equidigital number, since it uses as much as digits as its factorization.

65267914849 is an evil number, because the sum of its binary digits is even.

The product of its digits is 26127360, while the sum is 61.

The spelling of 65267914849 in words is "sixty-five billion, two hundred sixty-seven million, nine hundred fourteen thousand, eight hundred forty-nine".