2602417849 has 2 divisors, whose sum is σ = 2602417850. Its totient is φ = 2602417848.

The previous prime is 2602417847. The next prime is 2602417861. The reversal of 2602417849 is 9487142062.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2468599225 + 133818624 = 49685^2 + 11568^2 .

It is a cyclic number.

It is not a de Polignac number, because 2602417849 - 2¹ = 2602417847 is a prime.

Together with 2602417847, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (2602417841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1301208924 + 1301208925.

It is an arithmetic number, because the mean of its divisors is an integer number (1301208925).

Almost surely, 2^2602417849 is an apocalyptic number.

It is an amenable number.

2602417849 is a deficient number, since it is larger than the sum of its proper divisors (1).

2602417849 is an equidigital number, since it uses as much as digits as its factorization.

2602417849 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 193536, while the sum is 43.

The square root of 2602417849 is about 51013.8985865617. The cubic root of 2602417849 is about 1375.4949797436.

The spelling of 2602417849 in words is "two billion, six hundred two million, four hundred seventeen thousand, eight hundred forty-nine".