1464763666 has 8 divisors (see below), whose sum is σ = 2209846284. Its totient is φ = 728148240.

The previous prime is 1464763649. The next prime is 1464763669. The reversal of 1464763666 is 6663674641.

It can be written as a sum of positive squares in 2 ways, for example, as 1370110225 + 94653441 = 37015^2 + 9729^2 .

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

It is not an unprimeable number, because it can be changed into a prime (1464763669) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2116365 + ... + 2117056.

Almost surely, 2^1464763666 is an apocalyptic number.

1464763666 is a deficient number, since it is larger than the sum of its proper divisors (745082618).

1464763666 is a wasteful number, since it uses less digits than its factorization.

1464763666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4233596.

The product of its digits is 2612736, while the sum is 49.

The square root of 1464763666 is about 38272.2310036925. The cubic root of 1464763666 is about 1135.6796736401.

The spelling of 1464763666 in words is "one billion, four hundred sixty-four million, seven hundred sixty-three thousand, six hundred sixty-six".