3520251055012 has 12 divisors (see below), whose sum is σ = 6161437354716. Its totient is φ = 1759840382240.

The previous prime is 3520251054967. The next prime is 3520251055019. The reversal of 3520251055012 is 2105501520253.

3520251055012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 1178145259776 + 2342105795236 = 1085424^2 + 1530394^2 .

It is not an unprimeable number, because it can be changed into a prime (3520251055019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71258539 + ... + 71307922.

It is an arithmetic number, because the mean of its divisors is an integer number (513453112893).

Almost surely, 2^{3520251055012} is an apocalyptic number.

It is an amenable number.

3520251055012 is a deficient number, since it is larger than the sum of its proper divisors (2641186299704).

3520251055012 is a wasteful number, since it uses less digits than its factorization.

3520251055012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142572638 (or 142572636 counting only the distinct ones).

The product of its (nonzero) digits is 15000, while the sum is 31.

Adding to 3520251055012 its reverse (2105501520253), we get a palindrome (5625752575265).

The spelling of 3520251055012 in words is "three trillion, five hundred twenty billion, two hundred fifty-one million, fifty-five thousand, twelve".