2006317604640 has 96 divisors (see below), whose sum is σ = 6349852910016. Its totient is φ = 532482370560.

The previous prime is 2006317604569. The next prime is 2006317604653. The reversal of 2006317604640 is 464067136002.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (96).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9803527 + ... + 10006086.

It is an arithmetic number, because the mean of its divisors is an integer number (66144301146).

Almost surely, 2^{2006317604640} is an apocalyptic number.

2006317604640 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2006317604640 is an abundant number, since it is smaller than the sum of its proper divisors (4343535305376).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2006317604640 is a wasteful number, since it uses less digits than its factorization.

2006317604640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19809842 (or 19809834 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 39.

The spelling of 2006317604640 in words is "two trillion, six billion, three hundred seventeen million, six hundred four thousand, six hundred forty".