3521143534401 has 12 divisors (see below), whose sum is σ = 5155768768228. Its totient is φ = 2315272460544.

The previous prime is 3521143534367. The next prime is 3521143534421. The reversal of 3521143534401 is 1044353411253.

3521143534401 is a `hidden beast` number, since 3 + 5 + 2 + 114 + 3 + 534 + 4 + 0 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 2509863905025 + 1011279629376 = 1584255^2 + 1005624^2 .

It is not a de Polignac number, because 3521143534401 - 2⁷ = 3521143534273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3521143534421) 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 11 ways as a sum of consecutive naturals, for example, 2679712840 + ... + 2679714153.

Almost surely, 2^{3521143534401} is an apocalyptic number.

It is an amenable number.

3521143534401 is a deficient number, since it is larger than the sum of its proper divisors (1634625233827).

3521143534401 is a wasteful number, since it uses less digits than its factorization.

3521143534401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5359427072 (or 5359427069 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

Adding to 3521143534401 its reverse (1044353411253), we get a palindrome (4565496945654).

The spelling of 3521143534401 in words is "three trillion, five hundred twenty-one billion, one hundred forty-three million, five hundred thirty-four thousand, four hundred one".