3555516623560 has 128 divisors (see below), whose sum is σ = 9490285607040. Its totient is φ = 1183973068800.

The previous prime is 3555516623539. The next prime is 3555516623569. The reversal of 3555516623560 is 653266155553.

It is a junction number, because it is equal to n+sod(n) for n = 3555516623498 and 3555516623507.

It is not an unprimeable number, because it can be changed into a prime (3555516623569) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6146706 + ... + 6700225.

It is an arithmetic number, because the mean of its divisors is an integer number (74142856305).

Almost surely, 2^{3555516623560} is an apocalyptic number.

It is an amenable number.

3555516623560 is an abundant number, since it is smaller than the sum of its proper divisors (5934768983480).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3555516623560 is a wasteful number, since it uses less digits than its factorization.

3555516623560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12847007 (or 12847003 counting only the distinct ones).

The product of its (nonzero) digits is 12150000, while the sum is 52.

The spelling of 3555516623560 in words is "three trillion, five hundred fifty-five billion, five hundred sixteen million, six hundred twenty-three thousand, five hundred sixty".