5861661465 has 32 divisors (see below), whose sum is σ = 10243449216. Its totient is φ = 2838632960.

The previous prime is 5861661461. The next prime is 5861661497. The reversal of 5861661465 is 5641661685.

5861661465 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 5861661465 - 2² = 5861661461 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5861661461) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 120679 + ... + 162131.

It is an arithmetic number, because the mean of its divisors is an integer number (320107788).

Almost surely, 2^5861661465 is an apocalyptic number.

5861661465 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5861661465 is a deficient number, since it is larger than the sum of its proper divisors (4381787751).

5861661465 is a wasteful number, since it uses less digits than its factorization.

5861661465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42329.

The product of its digits is 1036800, while the sum is 48.

The square root of 5861661465 is about 76561.4881320890. The cubic root of 5861661465 is about 1803.0464321690.

The spelling of 5861661465 in words is "five billion, eight hundred sixty-one million, six hundred sixty-one thousand, four hundred sixty-five".