2604662440259 has 8 divisors (see below), whose sum is σ = 2841686138928. Its totient is φ = 2367678108960.

The previous prime is 2604662440229. The next prime is 2604662440279. The reversal of 2604662440259 is 9520442664062.

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 2604662440259 - 2⁴⁰ = 1505150812483 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2604662440229) 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, 9703412 + ... + 9968225.

It is an arithmetic number, because the mean of its divisors is an integer number (355210767366).

Almost surely, 2^{2604662440259} is an apocalyptic number.

2604662440259 is a deficient number, since it is larger than the sum of its proper divisors (237023698669).

2604662440259 is a wasteful number, since it uses less digits than its factorization.

2604662440259 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19683685.

The product of its (nonzero) digits is 4976640, while the sum is 50.

The spelling of 2604662440259 in words is "two trillion, six hundred four billion, six hundred sixty-two million, four hundred forty thousand, two hundred fifty-nine".