3521055134120 has 128 divisors (see below), whose sum is σ = 8266580064000. Its totient is φ = 1348113715200.

The previous prime is 3521055134119. The next prime is 3521055134141. The reversal of 3521055134120 is 214315501253.

It is a super-2 number, since 2×3521055134120² (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 (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 75797861 + ... + 75844299.

It is an arithmetic number, because the mean of its divisors is an integer number (64582656750).

Almost surely, 2^{3521055134120} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3521055134120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4133290032000).

3521055134120 is an abundant number, since it is smaller than the sum of its proper divisors (4745524929880).

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

3521055134120 is a wasteful number, since it uses less digits than its factorization.

3521055134120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47043 (or 47039 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 32.

The spelling of 3521055134120 in words is "three trillion, five hundred twenty-one billion, fifty-five million, one hundred thirty-four thousand, one hundred twenty".