3521111040609 has 8 divisors (see below), whose sum is σ = 4696564569312. Its totient is φ = 2346532436160.

The previous prime is 3521111040563. The next prime is 3521111040619. The reversal of 3521111040609 is 9060401111253.

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-3521111040609 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3521111040609.

It is not an unprimeable number, because it can be changed into a prime (3521111040619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 218721672 + ... + 218737769.

It is an arithmetic number, because the mean of its divisors is an integer number (587070571164).

Almost surely, 2^{3521111040609} is an apocalyptic number.

It is an amenable number.

3521111040609 is a deficient number, since it is larger than the sum of its proper divisors (1175453528703).

3521111040609 is a wasteful number, since it uses less digits than its factorization.

3521111040609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 437462127.

The product of its (nonzero) digits is 6480, while the sum is 33.

The spelling of 3521111040609 in words is "three trillion, five hundred twenty-one billion, one hundred eleven million, forty thousand, six hundred nine".