3261323519952 has 40 divisors (see below), whose sum is σ = 8425231613760. Its totient is φ = 1087089020160.

The previous prime is 3261323519933. The next prime is 3261323519953. The reversal of 3261323519952 is 2599153231623.

It is a super-2 number, since 2×3261323519952² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3261323519895 and 3261323519904.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3261323519953) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2366452 + ... + 3481772.

It is an arithmetic number, because the mean of its divisors is an integer number (210630790344).

Almost surely, 2^{3261323519952} is an apocalyptic number.

It is an amenable number.

3261323519952 is an abundant number, since it is smaller than the sum of its proper divisors (5163908093808).

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

3261323519952 is a wasteful number, since it uses less digits than its factorization.

3261323519952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1176251 (or 1176245 counting only the distinct ones).

The product of its digits is 2624400, while the sum is 51.

The spelling of 3261323519952 in words is "three trillion, two hundred sixty-one billion, three hundred twenty-three million, five hundred nineteen thousand, nine hundred fifty-two".