64073049479 has 2 divisors, whose sum is σ = 64073049480. Its totient is φ = 64073049478.

The previous prime is 64073049473. The next prime is 64073049493. The reversal of 64073049479 is 97494037046.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-64073049479 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 64073049479.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (64073049473) 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, 32036524739 + 32036524740.

It is an arithmetic number, because the mean of its divisors is an integer number (32036524740).

Almost surely, 2^64073049479 is an apocalyptic number.

64073049479 is a deficient number, since it is larger than the sum of its proper divisors (1).

64073049479 is an equidigital number, since it uses as much as digits as its factorization.

64073049479 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4572288, while the sum is 53.

The spelling of 64073049479 in words is "sixty-four billion, seventy-three million, forty-nine thousand, four hundred seventy-nine".