326545416331 has 8 divisors (see below), whose sum is σ = 341725019904. Its totient is φ = 311447644200.

The previous prime is 326545416277. The next prime is 326545416401. The reversal of 326545416331 is 133614545623.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 326545416331 - 2⁷ = 326545416203 is a prime.

It is a super-2 number, since 2×326545416331² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (326545516331) 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, 20449695 + ... + 20465656.

It is an arithmetic number, because the mean of its divisors is an integer number (42715627488).

Almost surely, 2^326545416331 is an apocalyptic number.

326545416331 is a deficient number, since it is larger than the sum of its proper divisors (15179603573).

326545416331 is a wasteful number, since it uses less digits than its factorization.

326545416331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40915721.

The product of its digits is 777600, while the sum is 43.

The spelling of 326545416331 in words is "three hundred twenty-six billion, five hundred forty-five million, four hundred sixteen thousand, three hundred thirty-one".