2602440881 has 2 divisors, whose sum is σ = 2602440882. Its totient is φ = 2602440880.

The previous prime is 2602440871. The next prime is 2602440899. The reversal of 2602440881 is 1880442062.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2331344656 + 271096225 = 48284^2 + 16465^2 .

It is a cyclic number.

It is not a de Polignac number, because 2602440881 - 2⁶ = 2602440817 is a prime.

It is a super-2 number, since 2×2602440881² = 13545397078200112322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2602440871) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1301220440 + 1301220441.

It is an arithmetic number, because the mean of its divisors is an integer number (1301220441).

Almost surely, 2^2602440881 is an apocalyptic number.

It is an amenable number.

2602440881 is a deficient number, since it is larger than the sum of its proper divisors (1).

2602440881 is an equidigital number, since it uses as much as digits as its factorization.

2602440881 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24576, while the sum is 35.

The square root of 2602440881 is about 51014.1243284642. The cubic root of 2602440881 is about 1375.4990375479.

The spelling of 2602440881 in words is "two billion, six hundred two million, four hundred forty thousand, eight hundred eighty-one".