2560266413 has 8 divisors (see below), whose sum is σ = 2672260800. Its totient is φ = 2448328608.

The previous prime is 2560266407. The next prime is 2560266431. The reversal of 2560266413 is 3146620652.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2560266413 - 2⁶ = 2560266349 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2560266463) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 96998 + ... + 120536.

It is an arithmetic number, because the mean of its divisors is an integer number (334032600).

Almost surely, 2^2560266413 is an apocalyptic number.

2560266413 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

2560266413 is a deficient number, since it is larger than the sum of its proper divisors (111994387).

2560266413 is a wasteful number, since it uses less digits than its factorization.

2560266413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28291.

The product of its (nonzero) digits is 51840, while the sum is 35.

The square root of 2560266413 is about 50599.0752188219. The cubic root of 2560266413 is about 1368.0282098434.

The spelling of 2560266413 in words is "two billion, five hundred sixty million, two hundred sixty-six thousand, four hundred thirteen".