5865452661 has 16 divisors (see below), whose sum is σ = 8042565888. Its totient is φ = 3800064000.

The previous prime is 5865452641. The next prime is 5865452699. The reversal of 5865452661 is 1662545685.

It is not a de Polignac number, because 5865452661 - 2⁵ = 5865452629 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 5865452661.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5865452641) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61165 + ... + 124386.

It is an arithmetic number, because the mean of its divisors is an integer number (502660368).

Almost surely, 2^5865452661 is an apocalyptic number.

It is an amenable number.

5865452661 is a deficient number, since it is larger than the sum of its proper divisors (2177113227).

5865452661 is a wasteful number, since it uses less digits than its factorization.

5865452661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185852.

The product of its digits is 1728000, while the sum is 48.

The square root of 5865452661 is about 76586.2432882042. The cubic root of 5865452661 is about 1803.4350722194.

The spelling of 5865452661 in words is "five billion, eight hundred sixty-five million, four hundred fifty-two thousand, six hundred sixty-one".