1616042704 has 10 divisors (see below), whose sum is σ = 3131082770. Its totient is φ = 808021344.

The previous prime is 1616042693. The next prime is 1616042711. The reversal of 1616042704 is 4072406161.

It can be written as a sum of positive squares in only one way, i.e., 1616040000 + 2704 = 40200^2 + 52^2 .

It is a super-2 number, since 2×1616042704² = 5223188042303263232, 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 (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50501319 + ... + 50501350.

It is an arithmetic number, because the mean of its divisors is an integer number (313108277).

Almost surely, 2^1616042704 is an apocalyptic number.

It is an amenable number.

1616042704 is a deficient number, since it is larger than the sum of its proper divisors (1515040066).

1616042704 is a wasteful number, since it uses less digits than its factorization.

1616042704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101002677 (or 101002671 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 31.

The square root of 1616042704 is about 40200.0336318267. The cubic root of 1616042704 is about 1173.5031984042.

Adding to 1616042704 its reverse (4072406161), we get a palindrome (5688448865).

It can be divided in two parts, 161604 and 2704, that multiplied together give a square (436977216 = 20904²).

The spelling of 1616042704 in words is "one billion, six hundred sixteen million, forty-two thousand, seven hundred four".