3531351455242 has 24 divisors (see below), whose sum is σ = 5755420318284. Its totient is φ = 1615430874624.

The previous prime is 3531351455189. The next prime is 3531351455279. The reversal of 3531351455242 is 2425541531353.

It can be written as a sum of positive squares in 6 ways, for example, as 134116355961 + 3397235099281 = 366219^2 + 1843159^2 .

It is a super-2 number, since 2×3531351455242² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4986403 + ... + 5650390.

Almost surely, 2^{3531351455242} is an apocalyptic number.

3531351455242 is a deficient number, since it is larger than the sum of its proper divisors (2224068863042).

3531351455242 is a wasteful number, since it uses less digits than its factorization.

3531351455242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10637034 (or 10636921 counting only the distinct ones).

The product of its digits is 1080000, while the sum is 43.

Adding to 3531351455242 its reverse (2425541531353), we get a palindrome (5956892986595).

The spelling of 3531351455242 in words is "three trillion, five hundred thirty-one billion, three hundred fifty-one million, four hundred fifty-five thousand, two hundred forty-two".