326341754143680 has 224 divisors, whose sum is σ = 1130568360387840. Its totient is φ = 79096411054080.

The previous prime is 326341754143673. The next prime is 326341754143697. The reversal of 326341754143680 is 86341457143623.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 326341754143680.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 46670787 + ... + 53205693.

Almost surely, 2^{326341754143680} is an apocalyptic number.

326341754143680 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 326341754143680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (565284180193920).

326341754143680 is an abundant number, since it is smaller than the sum of its proper divisors (804226606244160).

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

326341754143680 is a wasteful number, since it uses less digits than its factorization.

326341754143680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6539667 (or 6539657 counting only the distinct ones).

The product of its (nonzero) digits is 34836480, while the sum is 57.

The spelling of 326341754143680 in words is "three hundred twenty-six trillion, three hundred forty-one billion, seven hundred fifty-four million, one hundred forty-three thousand, six hundred eighty".