326026530002555 has 4 divisors (see below), whose sum is σ = 391231836003072. Its totient is φ = 260821224002040.

The previous prime is 326026530002473. The next prime is 326026530002561. The reversal of 326026530002555 is 555200035620623.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 326026530002555 - 2³⁴ = 326009350133371 is a prime.

It is a Duffinian 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, 32602653000251 + ... + 32602653000260.

It is an arithmetic number, because the mean of its divisors is an integer number (97807959000768).

Almost surely, 2^{326026530002555} is an apocalyptic number.

326026530002555 is a deficient number, since it is larger than the sum of its proper divisors (65205306000517).

326026530002555 is an equidigital number, since it uses as much as digits as its factorization.

326026530002555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65205306000516.

The product of its (nonzero) digits is 1620000, while the sum is 44.

The spelling of 326026530002555 in words is "three hundred twenty-six trillion, twenty-six billion, five hundred thirty million, two thousand, five hundred fifty-five".