1663242310 has 16 divisors (see below), whose sum is σ = 2996994816. Its totient is φ = 664595008.

The previous prime is 1663242299. The next prime is 1663242323. The reversal of 1663242310 is 132423661.

It is a super-2 number, since 2×1663242310² = 5532749963548272200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77734 + ... + 96793.

It is an arithmetic number, because the mean of its divisors is an integer number (187312176).

Almost surely, 2^1663242310 is an apocalyptic number.

1663242310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1663242310 is a deficient number, since it is larger than the sum of its proper divisors (1333752506).

1663242310 is a wasteful number, since it uses less digits than its factorization.

1663242310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175487.

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 1663242310 is about 40782.8678491349. The cubic root of 1663242310 is about 1184.8185399889.

Adding to 1663242310 its reverse (132423661), we get a palindrome (1795665971).

The spelling of 1663242310 in words is "one billion, six hundred sixty-three million, two hundred forty-two thousand, three hundred ten".