3520103635445 has 8 divisors (see below), whose sum is σ = 4224631571160. Its totient is φ = 2815744769280.

The previous prime is 3520103635403. The next prime is 3520103635463. The reversal of 3520103635445 is 5445363010253.

It can be written as a sum of positive squares in 4 ways, for example, as 5262341764 + 3514841293681 = 72542^2 + 1874791^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-3520103635445 is a prime.

It is a super-2 number, since 2×3520103635445² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42221576 + ... + 42304865.

It is an arithmetic number, because the mean of its divisors is an integer number (528078946395).

Almost surely, 2^{3520103635445} is an apocalyptic number.

It is an amenable number.

3520103635445 is a deficient number, since it is larger than the sum of its proper divisors (704527935715).

3520103635445 is an equidigital number, since it uses as much as digits as its factorization.

3520103635445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84534775.

The product of its (nonzero) digits is 648000, while the sum is 41.

Adding to 3520103635445 its reverse (5445363010253), we get a palindrome (8965466645698).

The spelling of 3520103635445 in words is "three trillion, five hundred twenty billion, one hundred three million, six hundred thirty-five thousand, four hundred forty-five".