1601600816 has 10 divisors (see below), whose sum is σ = 3103101612. Its totient is φ = 800800400.

The previous prime is 1601600813. The next prime is 1601600863. The reversal of 1601600816 is 6180061061.

It is not an unprimeable number, because it can be changed into a prime (1601600813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50050010 + ... + 50050041.

Almost surely, 2^1601600816 is an apocalyptic number.

1601600816 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1601600816 is a deficient number, since it is larger than the sum of its proper divisors (1501500796).

1601600816 is a wasteful number, since it uses less digits than its factorization.

1601600816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100100059 (or 100100053 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 29.

The square root of 1601600816 is about 40020.0051974010. The cubic root of 1601600816 is about 1169.9970331334.

Adding to 1601600816 its reverse (6180061061), we get a palindrome (7781661877).

The spelling of 1601600816 in words is "one billion, six hundred one million, six hundred thousand, eight hundred sixteen".