3321013552400 has 30 divisors (see below), whose sum is σ = 7978735060602. Its totient is φ = 1328405420800.

The previous prime is 3321013552393. The next prime is 3321013552403. The reversal of 3321013552400 is 42553101233.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 2670408976 + 3318343143424 = 51676^2 + 1821632^2 .

It is a super-2 number, since 2×3321013552400² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3321013552403) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4151266541 + ... + 4151267340.

Almost surely, 2^{3321013552400} is an apocalyptic number.

It is an amenable number.

3321013552400 is an abundant number, since it is smaller than the sum of its proper divisors (4657721508202).

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

3321013552400 is a wasteful number, since it uses less digits than its factorization.

3321013552400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8302533899 (or 8302533888 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 29.

Adding to 3321013552400 its reverse (42553101233), we get a palindrome (3363566653633).

The spelling of 3321013552400 in words is "three trillion, three hundred twenty-one billion, thirteen million, five hundred fifty-two thousand, four hundred".