3661288396 has 48 divisors (see below), whose sum is σ = 6959635200. Its totient is φ = 1680098112.

The previous prime is 3661288369. The next prime is 3661288427. The reversal of 3661288396 is 6938821663.

It is a Smith number, since the sum of its digits (52) 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 15 ways as a sum of consecutive naturals, for example, 430675 + ... + 439093.

It is an arithmetic number, because the mean of its divisors is an integer number (144992400).

Almost surely, 2^3661288396 is an apocalyptic number.

It is an amenable number.

3661288396 is a deficient number, since it is larger than the sum of its proper divisors (3298346804).

3661288396 is a wasteful number, since it uses less digits than its factorization.

3661288396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8638 (or 8636 counting only the distinct ones).

The product of its digits is 2239488, while the sum is 52.

The square root of 3661288396 is about 60508.5811765571. The cubic root of 3661288396 is about 1541.2673544413.

The spelling of 3661288396 in words is "three billion, six hundred sixty-one million, two hundred eighty-eight thousand, three hundred ninety-six".