2040888617 has 2 divisors, whose sum is σ = 2040888618. Its totient is φ = 2040888616.

The previous prime is 2040888613. The next prime is 2040888683. The reversal of 2040888617 is 7168880402.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2036175376 + 4713241 = 45124^2 + 2171^2 .

It is a cyclic number.

It is not a de Polignac number, because 2040888617 - 2² = 2040888613 is a prime.

It is a super-3 number, since 3×2040888617³ (a number of 29 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (2040888613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1020444308 + 1020444309.

It is an arithmetic number, because the mean of its divisors is an integer number (1020444309).

Almost surely, 2^2040888617 is an apocalyptic number.

It is an amenable number.

2040888617 is a deficient number, since it is larger than the sum of its proper divisors (1).

2040888617 is an equidigital number, since it uses as much as digits as its factorization.

2040888617 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 172032, while the sum is 44.

The square root of 2040888617 is about 45176.1952470546. The cubic root of 2040888617 is about 1268.4492649929.

The spelling of 2040888617 in words is "two billion, forty million, eight hundred eighty-eight thousand, six hundred seventeen".