2578305325305 has 16 divisors (see below), whose sum is σ = 4304648891520. Its totient is φ = 1315309383168.

The previous prime is 2578305325283. The next prime is 2578305325313. The reversal of 2578305325305 is 5035235038752.

It is not a de Polignac number, because 2578305325305 - 2⁸ = 2578305325049 is a prime.

It is a super-2 number, since 2×2578305325305² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3736674040 + ... + 3736674729.

It is an arithmetic number, because the mean of its divisors is an integer number (269040555720).

Almost surely, 2^{2578305325305} is an apocalyptic number.

It is an amenable number.

2578305325305 is a deficient number, since it is larger than the sum of its proper divisors (1726343566215).

2578305325305 is a wasteful number, since it uses less digits than its factorization.

2578305325305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7473348800.

The product of its (nonzero) digits is 3780000, while the sum is 48.

The spelling of 2578305325305 in words is "two trillion, five hundred seventy-eight billion, three hundred five million, three hundred twenty-five thousand, three hundred five".