3311789418820 has 24 divisors (see below), whose sum is σ = 7050028437144. Its totient is φ = 1306568975616.

The previous prime is 3311789418779. The next prime is 3311789418851. The reversal of 3311789418820 is 288149871133.

It can be written as a sum of positive squares in 4 ways, for example, as 1097448998464 + 2214340420356 = 1047592^2 + 1488066^2 .

It is a super-2 number, since 2×3311789418820² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1134172999 + ... + 1134175918.

It is an arithmetic number, because the mean of its divisors is an integer number (293751184881).

Almost surely, 2^{3311789418820} is an apocalyptic number.

It is an amenable number.

3311789418820 is an abundant number, since it is smaller than the sum of its proper divisors (3738239018324).

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

3311789418820 is a wasteful number, since it uses less digits than its factorization.

3311789418820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2268348999 (or 2268348997 counting only the distinct ones).

The product of its (nonzero) digits is 2322432, while the sum is 55.

The spelling of 3311789418820 in words is "three trillion, three hundred eleven billion, seven hundred eighty-nine million, four hundred eighteen thousand, eight hundred twenty".