5611662320 has 40 divisors (see below), whose sum is σ = 14233218480. Its totient is φ = 2040604160.

The previous prime is 5611662319. The next prime is 5611662341. The reversal of 5611662320 is 232661165.

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

It is a congruent number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 3187565 + ... + 3189324.

It is an arithmetic number, because the mean of its divisors is an integer number (355830462).

Almost surely, 2^5611662320 is an apocalyptic number.

It is an amenable number.

5611662320 is an abundant number, since it is smaller than the sum of its proper divisors (8621556160).

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

5611662320 is a wasteful number, since it uses less digits than its factorization.

5611662320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6376913 (or 6376907 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 5611662320 is about 74911.0293615032. The cubic root of 5611662320 is about 1777.0398892704.

The spelling of 5611662320 in words is "five billion, six hundred eleven million, six hundred sixty-two thousand, three hundred twenty".