64260063 has 12 divisors (see below), whose sum is σ = 106080208. Its totient is φ = 36720000.

The previous prime is 64260037. The next prime is 64260073. The reversal of 64260063 is 36006246.

It is not a de Polignac number, because 64260063 - 2²⁰ = 63211487 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64260073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 509938 + ... + 510063.

Almost surely, 2^64260063 is an apocalyptic number.

64260063 is a gapful number since it is divisible by the number (63) formed by its first and last digit.

64260063 is a deficient number, since it is larger than the sum of its proper divisors (41820145).

64260063 is a wasteful number, since it uses less digits than its factorization.

64260063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1020014 (or 1020011 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

The square root of 64260063 is about 8016.2374590577. The cubic root of 64260063 is about 400.5410657064.

The spelling of 64260063 in words is "sixty-four million, two hundred sixty thousand, sixty-three".