3531217352673 has 16 divisors (see below), whose sum is σ = 4991526073856. Its totient is φ = 2216631640320.

The previous prime is 3531217352627. The next prime is 3531217352687. The reversal of 3531217352673 is 3762537121353.

It is a happy number.

It is not a de Polignac number, because 3531217352673 - 2¹⁴ = 3531217336289 is a prime.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3531217312673) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 513105736 + ... + 513112617.

It is an arithmetic number, because the mean of its divisors is an integer number (311970379616).

Almost surely, 2^{3531217352673} is an apocalyptic number.

It is an amenable number.

3531217352673 is a deficient number, since it is larger than the sum of its proper divisors (1460308721183).

3531217352673 is a wasteful number, since it uses less digits than its factorization.

3531217352673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1026218424.

The product of its digits is 2381400, while the sum is 48.

The spelling of 3531217352673 in words is "three trillion, five hundred thirty-one billion, two hundred seventeen million, three hundred fifty-two thousand, six hundred seventy-three".