2555621208326 has 16 divisors (see below), whose sum is σ = 3895061294880. Its totient is φ = 1257338160960.

The previous prime is 2555621208323. The next prime is 2555621208341. The reversal of 2555621208326 is 6238021265552.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2555621208323) 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, 17606831 + ... + 17751386.

It is an arithmetic number, because the mean of its divisors is an integer number (243441330930).

Almost surely, 2^{2555621208326} is an apocalyptic number.

2555621208326 is a deficient number, since it is larger than the sum of its proper divisors (1339440086554).

2555621208326 is a wasteful number, since it uses less digits than its factorization.

2555621208326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35358799.

The product of its (nonzero) digits is 1728000, while the sum is 47.

The spelling of 2555621208326 in words is "two trillion, five hundred fifty-five billion, six hundred twenty-one million, two hundred eight thousand, three hundred twenty-six".