326401717031 has 8 divisors (see below), whose sum is σ = 351548547504. Its totient is φ = 301260458880.

The previous prime is 326401716973. The next prime is 326401717133. The reversal of 326401717031 is 130717104623.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-326401717031 is a prime.

It is a super-2 number, since 2×326401717031² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 326401716982 and 326401717000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (326401747031) 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, 1271021 + ... + 1506086.

It is an arithmetic number, because the mean of its divisors is an integer number (43943568438).

Almost surely, 2^326401717031 is an apocalyptic number.

326401717031 is a deficient number, since it is larger than the sum of its proper divisors (25146830473).

326401717031 is a wasteful number, since it uses less digits than its factorization.

326401717031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2786161.

The product of its (nonzero) digits is 21168, while the sum is 35.

The spelling of 326401717031 in words is "three hundred twenty-six billion, four hundred one million, seven hundred seventeen thousand, thirty-one".