2604865493238 has 8 divisors (see below), whose sum is σ = 5209730986488. Its totient is φ = 868288497744.

The previous prime is 2604865493213. The next prime is 2604865493267. The reversal of 2604865493238 is 8323945684062.

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

2604865493238 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 217072124431 + ... + 217072124442.

It is an arithmetic number, because the mean of its divisors is an integer number (651216373311).

Almost surely, 2^{2604865493238} is an apocalyptic number.

2604865493238 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2604865493238 is a wasteful number, since it uses less digits than its factorization.

2604865493238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 434144248878.

The product of its (nonzero) digits is 59719680, while the sum is 60.

The spelling of 2604865493238 in words is "two trillion, six hundred four billion, eight hundred sixty-five million, four hundred ninety-three thousand, two hundred thirty-eight".