3561366212 has 12 divisors (see below), whose sum is σ = 6243914796. Its totient is φ = 1777390560.

The previous prime is 3561366209. The next prime is 3561366223. The reversal of 3561366212 is 2126631653.

It can be written as a sum of positive squares in 2 ways, for example, as 2798833216 + 762532996 = 52904^2 + 27614^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 820703 + ... + 825030.

It is an arithmetic number, because the mean of its divisors is an integer number (520326233).

Almost surely, 2^3561366212 is an apocalyptic number.

It is an amenable number.

3561366212 is a deficient number, since it is larger than the sum of its proper divisors (2682548584).

3561366212 is a wasteful number, since it uses less digits than its factorization.

3561366212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1646278 (or 1646276 counting only the distinct ones).

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

The square root of 3561366212 is about 59677.1833450608. The cubic root of 3561366212 is about 1527.1166468698.

Adding to 3561366212 its reverse (2126631653), we get a palindrome (5687997865).

The spelling of 3561366212 in words is "three billion, five hundred sixty-one million, three hundred sixty-six thousand, two hundred twelve".