64276109549699 has 2 divisors, whose sum is σ = 64276109549700. Its totient is φ = 64276109549698.

The previous prime is 64276109549647. The next prime is 64276109549737. The reversal of 64276109549699 is 99694590167246.

64276109549699 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-64276109549699 is a prime.

It is a super-4 number, since 4×64276109549699⁴ (a number of 56 digits) contains 4444 as substring.

It is not a weakly prime, because it can be changed into another prime (64276109543699) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32138054774849 + 32138054774850.

It is an arithmetic number, because the mean of its divisors is an integer number (32138054774850).

Almost surely, 2^{64276109549699} is an apocalyptic number.

64276109549699 is a deficient number, since it is larger than the sum of its proper divisors (1).

64276109549699 is an equidigital number, since it uses as much as digits as its factorization.

64276109549699 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1587237120, while the sum is 77.

The spelling of 64276109549699 in words is "sixty-four trillion, two hundred seventy-six billion, one hundred nine million, five hundred forty-nine thousand, six hundred ninety-nine".