3661220302532 has 24 divisors (see below), whose sum is σ = 6900073521432. Its totient is φ = 1689774048000.

The previous prime is 3661220302529. The next prime is 3661220302577. The reversal of 3661220302532 is 2352030221663.

3661220302532 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 1283906545216 + 2377313757316 = 1133096^2 + 1541854^2 .

It is a super-2 number, since 2×3661220302532² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3661220302492 and 3661220302501.

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, 4614182 + ... + 5349122.

It is an arithmetic number, because the mean of its divisors is an integer number (287503063393).

Almost surely, 2^{3661220302532} is an apocalyptic number.

It is an amenable number.

3661220302532 is a deficient number, since it is larger than the sum of its proper divisors (3238853218900).

3661220302532 is a wasteful number, since it uses less digits than its factorization.

3661220302532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 830759 (or 830757 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 35.

The spelling of 3661220302532 in words is "three trillion, six hundred sixty-one billion, two hundred twenty million, three hundred two thousand, five hundred thirty-two".