645008482059 has 4 divisors (see below), whose sum is σ = 860011309416. Its totient is φ = 430005654704.

The previous prime is 645008482043. The next prime is 645008482087. The reversal of 645008482059 is 950284800546.

It is a happy number.

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 645008482059 - 2⁴ = 645008482043 is a prime.

It is not an unprimeable number, because it can be changed into a prime (645008482009) 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, 107501413674 + ... + 107501413679.

It is an arithmetic number, because the mean of its divisors is an integer number (215002827354).

Almost surely, 2^645008482059 is an apocalyptic number.

645008482059 is a deficient number, since it is larger than the sum of its proper divisors (215002827357).

645008482059 is a wasteful number, since it uses less digits than its factorization.

645008482059 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215002827356.

The product of its (nonzero) digits is 2764800, while the sum is 51.

The spelling of 645008482059 in words is "six hundred forty-five billion, eight million, four hundred eighty-two thousand, fifty-nine".