3561095558120 has 32 divisors (see below), whose sum is σ = 8012573464320. Its totient is φ = 1424418941760.

The previous prime is 3561095558113. The next prime is 3561095558131. The reversal of 3561095558120 is 218555901653.

It is a Smith number, since the sum of its digits (50) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2599505 + ... + 3725535.

It is an arithmetic number, because the mean of its divisors is an integer number (250392920760).

Almost surely, 2^{3561095558120} is an apocalyptic number.

It is an amenable number.

3561095558120 is an abundant number, since it is smaller than the sum of its proper divisors (4451477906200).

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

3561095558120 is a wasteful number, since it uses less digits than its factorization.

3561095558120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1205105 (or 1205101 counting only the distinct ones).

The product of its (nonzero) digits is 1620000, while the sum is 50.

The spelling of 3561095558120 in words is "three trillion, five hundred sixty-one billion, ninety-five million, five hundred fifty-eight thousand, one hundred twenty".