64928063 has 2 divisors, whose sum is σ = 64928064. Its totient is φ = 64928062.

The previous prime is 64928053. The next prime is 64928107. The reversal of 64928063 is 36082946.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 64928063 - 2¹⁶ = 64862527 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (64928053) 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, 32464031 + 32464032.

It is an arithmetic number, because the mean of its divisors is an integer number (32464032).

Almost surely, 2^64928063 is an apocalyptic number.

64928063 is a deficient number, since it is larger than the sum of its proper divisors (1).

64928063 is an equidigital number, since it uses as much as digits as its factorization.

64928063 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 62208, while the sum is 38.

The square root of 64928063 is about 8057.7951698960. The cubic root of 64928063 is about 401.9241934399.

The spelling of 64928063 in words is "sixty-four million, nine hundred twenty-eight thousand, sixty-three".