64132133563 has 4 divisors (see below), whose sum is σ = 64133743720. Its totient is φ = 64130523408.

The previous prime is 64132133557. The next prime is 64132133587. The reversal of 64132133563 is 36533123146.

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 64132133563 - 2¹⁷ = 64132002491 is a prime.

It is a super-2 number, since 2×64132133563² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (64132130563) 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, 743778 + ... + 825511.

It is an arithmetic number, because the mean of its divisors is an integer number (16033435930).

Almost surely, 2^64132133563 is an apocalyptic number.

64132133563 is a deficient number, since it is larger than the sum of its proper divisors (1610157).

64132133563 is a wasteful number, since it uses less digits than its factorization.

64132133563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1610156.

The product of its digits is 116640, while the sum is 37.

The spelling of 64132133563 in words is "sixty-four billion, one hundred thirty-two million, one hundred thirty-three thousand, five hundred sixty-three".