64456063 has 4 divisors (see below), whose sum is σ = 73664080. Its totient is φ = 55248048.

The previous prime is 64456043. The next prime is 64456103. The reversal of 64456063 is 36065446.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 64456063 - 2¹³ = 64447871 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64456033) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4603998 + ... + 4604011.

It is an arithmetic number, because the mean of its divisors is an integer number (18416020).

Almost surely, 2^64456063 is an apocalyptic number.

64456063 is a deficient number, since it is larger than the sum of its proper divisors (9208017).

64456063 is an equidigital number, since it uses as much as digits as its factorization.

64456063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9208016.

The product of its (nonzero) digits is 51840, while the sum is 34.

The square root of 64456063 is about 8028.4533379724. The cubic root of 64456063 is about 400.9478832690.

The spelling of 64456063 in words is "sixty-four million, four hundred fifty-six thousand, sixty-three".