3656331466 has 4 divisors (see below), whose sum is σ = 5484497202. Its totient is φ = 1828165732.

The previous prime is 3656331451. The next prime is 3656331473. The reversal of 3656331466 is 6641336563.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 3544416225 + 111915241 = 59535^2 + 10579^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 914082865 + ... + 914082868.

Almost surely, 2^3656331466 is an apocalyptic number.

3656331466 is a deficient number, since it is larger than the sum of its proper divisors (1828165736).

3656331466 is a wasteful number, since it uses less digits than its factorization.

3656331466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1828165735.

The product of its digits is 699840, while the sum is 43.

The square root of 3656331466 is about 60467.6067493993. The cubic root of 3656331466 is about 1540.5714787453.

The spelling of 3656331466 in words is "three billion, six hundred fifty-six million, three hundred thirty-one thousand, four hundred sixty-six".