326631240422 has 4 divisors (see below), whose sum is σ = 489946860636. Its totient is φ = 163315620210.

The previous prime is 326631240401. The next prime is 326631240449. The reversal of 326631240422 is 224042136623.

It is a happy number.

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

It is a super-2 number, since 2×326631240422² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81657810104 + ... + 81657810107.

It is an arithmetic number, because the mean of its divisors is an integer number (122486715159).

Almost surely, 2^326631240422 is an apocalyptic number.

326631240422 is a deficient number, since it is larger than the sum of its proper divisors (163315620214).

326631240422 is a wasteful number, since it uses less digits than its factorization.

326631240422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163315620213.

The product of its (nonzero) digits is 82944, while the sum is 35.

The spelling of 326631240422 in words is "three hundred twenty-six billion, six hundred thirty-one million, two hundred forty thousand, four hundred twenty-two".