65013150749 has 2 divisors, whose sum is σ = 65013150750. Its totient is φ = 65013150748.

The previous prime is 65013150743. The next prime is 65013150793. The reversal of 65013150749 is 94705131056.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 54215862649 + 10797288100 = 232843^2 + 103910^2 .

It is a cyclic number.

It is not a de Polignac number, because 65013150749 - 2⁴ = 65013150733 is a prime.

It is a super-2 number, since 2×65013150749² (a number of 22 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65013150743) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32506575374 + 32506575375.

It is an arithmetic number, because the mean of its divisors is an integer number (32506575375).

Almost surely, 2^65013150749 is an apocalyptic number.

It is an amenable number.

65013150749 is a deficient number, since it is larger than the sum of its proper divisors (1).

65013150749 is an equidigital number, since it uses as much as digits as its factorization.

65013150749 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 113400, while the sum is 41.

The spelling of 65013150749 in words is "sixty-five billion, thirteen million, one hundred fifty thousand, seven hundred forty-nine".