326067398397 has 40 divisors (see below), whose sum is σ = 542644881240. Its totient is φ = 193737640320.

The previous prime is 326067398369. The next prime is 326067398401. The reversal of 326067398397 is 793893760623.

326067398397 is a `hidden beast` number, since 32 + 60 + 6 + 73 + 98 + 397 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 94995869796 + 231071528601 = 308214^2 + 480699^2 .

It is not a de Polignac number, because 326067398397 - 2⁶ = 326067398333 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (326067393397) by changing a digit.

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 39 ways as a sum of consecutive naturals, for example, 5308354 + ... + 5369427.

It is an arithmetic number, because the mean of its divisors is an integer number (13566122031).

Almost surely, 2^326067398397 is an apocalyptic number.

It is an amenable number.

326067398397 is a deficient number, since it is larger than the sum of its proper divisors (216577482843).

326067398397 is a wasteful number, since it uses less digits than its factorization.

326067398397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10677835 (or 10677826 counting only the distinct ones).

The product of its (nonzero) digits is 61725888, while the sum is 63.

The spelling of 326067398397 in words is "three hundred twenty-six billion, sixty-seven million, three hundred ninety-eight thousand, three hundred ninety-seven".