64063563 has 8 divisors (see below), whose sum is σ = 85896000. Its totient is φ = 42470088.

The previous prime is 64063547. The next prime is 64063621. The reversal of 64063563 is 36536046.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 64063563 - 2⁴ = 64063547 is a prime.

It is not an unprimeable number, because it can be changed into a prime (64063063) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59113 + ... + 60186.

It is an arithmetic number, because the mean of its divisors is an integer number (10737000).

Almost surely, 2^64063563 is an apocalyptic number.

64063563 is a deficient number, since it is larger than the sum of its proper divisors (21832437).

64063563 is a wasteful number, since it uses less digits than its factorization.

64063563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119481.

The product of its (nonzero) digits is 38880, while the sum is 33.

The square root of 64063563 is about 8003.9717015992. The cubic root of 64063563 is about 400.1323791013.

The spelling of 64063563 in words is "sixty-four million, sixty-three thousand, five hundred sixty-three".