3521335332145 has 8 divisors (see below), whose sum is σ = 4233188761704. Its totient is φ = 2812010690304.

The previous prime is 3521335332079. The next prime is 3521335332157. The reversal of 3521335332145 is 5412335331253.

It can be written as a sum of positive squares in 4 ways, for example, as 331767936049 + 3189567396096 = 575993^2 + 1785936^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 3521335332145 - 2¹⁹ = 3521334807857 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3521335332098 and 3521335332107.

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, 632193864 + ... + 632199433.

It is an arithmetic number, because the mean of its divisors is an integer number (529148595213).

Almost surely, 2^{3521335332145} is an apocalyptic number.

It is an amenable number.

3521335332145 is a deficient number, since it is larger than the sum of its proper divisors (711853429559).

3521335332145 is a wasteful number, since it uses less digits than its factorization.

3521335332145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1264393859.

The product of its digits is 486000, while the sum is 40.

The spelling of 3521335332145 in words is "three trillion, five hundred twenty-one billion, three hundred thirty-five million, three hundred thirty-two thousand, one hundred forty-five".