1663217014 has 8 divisors (see below), whose sum is σ = 2519047440. Its totient is φ = 823534536.

The previous prime is 1663216993. The next prime is 1663217051. The reversal of 1663217014 is 4107123661.

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

It is a congruent number.

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, 4036729 + ... + 4037140.

It is an arithmetic number, because the mean of its divisors is an integer number (314880930).

Almost surely, 2^1663217014 is an apocalyptic number.

1663217014 is a deficient number, since it is larger than the sum of its proper divisors (855830426).

1663217014 is a wasteful number, since it uses less digits than its factorization.

1663217014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8073974.

The product of its (nonzero) digits is 6048, while the sum is 31.

The square root of 1663217014 is about 40782.5577177303. The cubic root of 1663217014 is about 1184.8125333833.

The spelling of 1663217014 in words is "one billion, six hundred sixty-three million, two hundred seventeen thousand, fourteen".