4008650544889 has 2 divisors, whose sum is σ = 4008650544890. Its totient is φ = 4008650544888.

The previous prime is 4008650544863. The next prime is 4008650544953. The reversal of 4008650544889 is 9884450568004.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2194960771600 + 1813689773289 = 1481540^2 + 1346733^2 .

It is a cyclic number.

It is not a de Polignac number, because 4008650544889 - 2¹⁹ = 4008650020601 is a prime.

It is not a weakly prime, because it can be changed into another prime (4008650544289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2004325272444 + 2004325272445.

It is an arithmetic number, because the mean of its divisors is an integer number (2004325272445).

Almost surely, 2^{4008650544889} is an apocalyptic number.

It is an amenable number.

4008650544889 is a deficient number, since it is larger than the sum of its proper divisors (1).

4008650544889 is an equidigital number, since it uses as much as digits as its factorization.

4008650544889 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 44236800, while the sum is 61.

The spelling of 4008650544889 in words is "four trillion, eight billion, six hundred fifty million, five hundred forty-four thousand, eight hundred eighty-nine".