4000651630005 has 16 divisors (see below), whose sum is σ = 6402681054144. Its totient is φ = 2133134720640.

The previous prime is 4000651629977. The next prime is 4000651630021. The reversal of 4000651630005 is 5000361560004.

It is a de Polignac number, because none of the positive numbers 2^k-4000651630005 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34073736 + ... + 34190945.

It is an arithmetic number, because the mean of its divisors is an integer number (400167565884).

Almost surely, 2^{4000651630005} is an apocalyptic number.

It is an amenable number.

4000651630005 is a deficient number, since it is larger than the sum of its proper divisors (2402029424139).

4000651630005 is a wasteful number, since it uses less digits than its factorization.

4000651630005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68268596.

The product of its (nonzero) digits is 10800, while the sum is 30.

The spelling of 4000651630005 in words is "four trillion, six hundred fifty-one million, six hundred thirty thousand, five".