1663351016 has 16 divisors (see below), whose sum is σ = 3142592640. Its totient is φ = 825326320.

The previous prime is 1663350841. The next prime is 1663351033. The reversal of 1663351016 is 6101533661.

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, 792536 + ... + 794631.

It is an arithmetic number, because the mean of its divisors is an integer number (196412040).

Almost surely, 2^1663351016 is an apocalyptic number.

It is an amenable number.

1663351016 is a deficient number, since it is larger than the sum of its proper divisors (1479241624).

1663351016 is a wasteful number, since it uses less digits than its factorization.

1663351016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1587304 (or 1587300 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 32.

The square root of 1663351016 is about 40784.2005683574. The cubic root of 1663351016 is about 1184.8443518380.

Adding to 1663351016 its reverse (6101533661), we get a palindrome (7764884677).

The spelling of 1663351016 in words is "one billion, six hundred sixty-three million, three hundred fifty-one thousand, sixteen".