326006402140 has 12 divisors (see below), whose sum is σ = 684613444536. Its totient is φ = 130402560848.

The previous prime is 326006402047. The next prime is 326006402173. The reversal of 326006402140 is 41204600623.

It is a junction number, because it is equal to n+sod(n) for n = 326006402099 and 326006402108.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8150160034 + ... + 8150160073.

It is an arithmetic number, because the mean of its divisors is an integer number (57051120378).

Almost surely, 2^326006402140 is an apocalyptic number.

It is an amenable number.

326006402140 is an abundant number, since it is smaller than the sum of its proper divisors (358607042396).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

326006402140 is a wasteful number, since it uses less digits than its factorization.

326006402140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16300320116 (or 16300320114 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

The spelling of 326006402140 in words is "three hundred twenty-six billion, six million, four hundred two thousand, one hundred forty".