1466213618 has 8 divisors (see below), whose sum is σ = 2202228012. Its totient is φ = 732137616.

The previous prime is 1466213599. The next prime is 1466213621. The reversal of 1466213618 is 8163126641.

It can be written as a sum of positive squares in 2 ways, for example, as 1459469209 + 6744409 = 38203^2 + 2597^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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, 482705 + ... + 485732.

Almost surely, 2^1466213618 is an apocalyptic number.

1466213618 is a deficient number, since it is larger than the sum of its proper divisors (736014394).

1466213618 is an equidigital number, since it uses as much as digits as its factorization.

1466213618 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 969196.

The product of its digits is 41472, while the sum is 38.

The square root of 1466213618 is about 38291.1689296631. The cubic root of 1466213618 is about 1136.0542819603.

The spelling of 1466213618 in words is "one billion, four hundred sixty-six million, two hundred thirteen thousand, six hundred eighteen".