5616669840 has 40 divisors (see below), whose sum is σ = 17411677248. Its totient is φ = 1497778560.

The previous prime is 5616669823. The next prime is 5616669841. The reversal of 5616669840 is 489666165.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (40).

It is not an unprimeable number, because it can be changed into a prime (5616669841) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11701156 + ... + 11701635.

Almost surely, 2^5616669840 is an apocalyptic number.

It is an amenable number.

5616669840 is an abundant number, since it is smaller than the sum of its proper divisors (11795007408).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5616669840 is a wasteful number, since it uses less digits than its factorization.

5616669840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23402807 (or 23402801 counting only the distinct ones).

The product of its (nonzero) digits is 1866240, while the sum is 51.

The square root of 5616669840 is about 74944.4450242978. The cubic root of 5616669840 is about 1777.5683076924.

The spelling of 5616669840 in words is "five billion, six hundred sixteen million, six hundred sixty-nine thousand, eight hundred forty".