3531420110636 has 48 divisors (see below), whose sum is σ = 6766931125248. Its totient is φ = 1599210043200.

The previous prime is 3531420110633. The next prime is 3531420110663. The reversal of 3531420110636 is 6360110241353.

It is a junction number, because it is equal to n+sod(n) for n = 3531420110596 and 3531420110605.

It is not an unprimeable number, because it can be changed into a prime (3531420110633) 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, 72085046 + ... + 72134018.

It is an arithmetic number, because the mean of its divisors is an integer number (140977731776).

Almost surely, 2^{3531420110636} is an apocalyptic number.

It is an amenable number.

3531420110636 is a deficient number, since it is larger than the sum of its proper divisors (3235511014612).

3531420110636 is a wasteful number, since it uses less digits than its factorization.

3531420110636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55062 (or 55060 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 35.

Adding to 3531420110636 its reverse (6360110241353), we get a palindrome (9891530351989).

The spelling of 3531420110636 in words is "three trillion, five hundred thirty-one billion, four hundred twenty million, one hundred ten thousand, six hundred thirty-six".