326342523449880 has 384 divisors, whose sum is σ = 1242351575337600. Its totient is φ = 72734677401600.

The previous prime is 326342523449857. The next prime is 326342523449933. The reversal of 326342523449880 is 88944325243623.

326342523449880 is a `hidden beast` number, since 3 + 2 + 6 + 3 + 42 + 5 + 23 + 4 + 498 + 80 = 666.

It is a super-2 number, since 2×326342523449880² (a number of 30 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 194335440 + ... + 196007520.

It is an arithmetic number, because the mean of its divisors is an integer number (3235290560775).

Almost surely, 2^{326342523449880} is an apocalyptic number.

326342523449880 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 326342523449880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (621175787668800).

326342523449880 is an abundant number, since it is smaller than the sum of its proper divisors (916009051887720).

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

326342523449880 is a wasteful number, since it uses less digits than its factorization.

326342523449880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1674035 (or 1674028 counting only the distinct ones).

The product of its (nonzero) digits is 238878720, while the sum is 63.

The spelling of 326342523449880 in words is "three hundred twenty-six trillion, three hundred forty-two billion, five hundred twenty-three million, four hundred forty-nine thousand, eight hundred eighty".