2578305333255 has 16 divisors (see below), whose sum is σ = 4125444507744. Its totient is φ = 1375044186240.

The previous prime is 2578305333239. The next prime is 2578305333259. The reversal of 2578305333255 is 5523335038752.

It is not a de Polignac number, because 2578305333255 - 2⁴ = 2578305333239 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2578305333198 and 2578305333207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2578305333259) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2837836 + ... + 3634545.

It is an arithmetic number, because the mean of its divisors is an integer number (257840281734).

Almost surely, 2^{2578305333255} is an apocalyptic number.

2578305333255 is a deficient number, since it is larger than the sum of its proper divisors (1547139174489).

2578305333255 is a wasteful number, since it uses less digits than its factorization.

2578305333255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6498946.

The product of its (nonzero) digits is 11340000, while the sum is 51.

The spelling of 2578305333255 in words is "two trillion, five hundred seventy-eight billion, three hundred five million, three hundred thirty-three thousand, two hundred fifty-five".