3561066747700 has 108 divisors (see below), whose sum is σ = 9707291603296. Its totient is φ = 1109942856000.

The previous prime is 3561066747659. The next prime is 3561066747767. The reversal of 3561066747700 is 77476601653.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 20936946 + ... + 21106345.

Almost surely, 2^{3561066747700} is an apocalyptic number.

It is an amenable number.

3561066747700 is an abundant number, since it is smaller than the sum of its proper divisors (6146224855596).

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

3561066747700 is a wasteful number, since it uses less digits than its factorization.

3561066747700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42043334 (or 42043316 counting only the distinct ones).

The product of its (nonzero) digits is 4445280, while the sum is 52.

The spelling of 3561066747700 in words is "three trillion, five hundred sixty-one billion, sixty-six million, seven hundred forty-seven thousand, seven hundred".