64559400192029 has 2 divisors, whose sum is σ = 64559400192030. Its totient is φ = 64559400192028.

The previous prime is 64559400191989. The next prime is 64559400192031. The reversal of 64559400192029 is 92029100495546.

64559400192029 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 can be written as a sum of positive squares in only one way, i.e., 50746061635129 + 13813338556900 = 7123627^2 + 3716630^2 .

It is a cyclic number.

It is not a de Polignac number, because 64559400192029 - 2⁸ = 64559400191773 is a prime.

Together with 64559400192031, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (64559400192829) 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, 32279700096014 + 32279700096015.

It is an arithmetic number, because the mean of its divisors is an integer number (32279700096015).

Almost surely, 2^{64559400192029} is an apocalyptic number.

It is an amenable number.

64559400192029 is a deficient number, since it is larger than the sum of its proper divisors (1).

64559400192029 is an equidigital number, since it uses as much as digits as its factorization.

64559400192029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6998400, while the sum is 56.

The spelling of 64559400192029 in words is "sixty-four trillion, five hundred fifty-nine billion, four hundred million, one hundred ninety-two thousand, twenty-nine".