5661500160 has 72 divisors (see below), whose sum is σ = 18081428400. Its totient is φ = 1509732352.

The previous prime is 5661500153. The next prime is 5661500231. The reversal of 5661500160 is 610051665.

5661500160 = 11² + 12² + ... + 2570².

It is a Harshad number since it is a multiple of its sum of digits (30).

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 in 7 ways as a sum of consecutive naturals, for example, 733335 + ... + 741014.

It is an arithmetic number, because the mean of its divisors is an integer number (251130950).

Almost surely, 2^5661500160 is an apocalyptic number.

It is an amenable number.

5661500160 is an abundant number, since it is smaller than the sum of its proper divisors (12419928240).

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

5661500160 is a wasteful number, since it uses less digits than its factorization.

5661500160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1474373 (or 1474359 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 30.

The square root of 5661500160 is about 75242.9409313591. The cubic root of 5661500160 is about 1782.2850928398.

The spelling of 5661500160 in words is "five billion, six hundred sixty-one million, five hundred thousand, one hundred sixty".