4000036383639 has 48 divisors (see below), whose sum is σ = 6001420183200. Its totient is φ = 2564251872000.

The previous prime is 4000036383601. The next prime is 4000036383647. The reversal of 4000036383639 is 9363836300004.

4000036383639 is a `hidden beast` number, since 4 + 0 + 0 + 0 + 0 + 3 + 6 + 3 + 8 + 3 + 639 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-4000036383639 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4000036383594 and 4000036383603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4000036383649) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 236666089 + ... + 236682989.

It is an arithmetic number, because the mean of its divisors is an integer number (125029587150).

Almost surely, 2^{4000036383639} is an apocalyptic number.

4000036383639 is a deficient number, since it is larger than the sum of its proper divisors (2001383799561).

4000036383639 is a wasteful number, since it uses less digits than its factorization.

4000036383639 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20576 (or 20573 counting only the distinct ones).

The product of its (nonzero) digits is 839808, while the sum is 45.

The spelling of 4000036383639 in words is "four trillion, thirty-six million, three hundred eighty-three thousand, six hundred thirty-nine".