64321059005 has 16 divisors (see below), whose sum is σ = 92854462080. Its totient is φ = 41784507072.

The previous prime is 64321058987. The next prime is 64321059007. The reversal of 64321059005 is 50095012346.

It is not a de Polignac number, because 64321059005 - 2⁶ = 64321058941 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64321059007) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48361034 + ... + 48362363.

It is an arithmetic number, because the mean of its divisors is an integer number (5803403880).

Almost surely, 2^64321059005 is an apocalyptic number.

It is an amenable number.

64321059005 is a deficient number, since it is larger than the sum of its proper divisors (28533403075).

64321059005 is a wasteful number, since it uses less digits than its factorization.

64321059005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96723428.

The product of its (nonzero) digits is 32400, while the sum is 35.

The spelling of 64321059005 in words is "sixty-four billion, three hundred twenty-one million, fifty-nine thousand, five".