5660461565 has 16 divisors (see below), whose sum is σ = 7412259456. Its totient is φ = 4115476800.

The previous prime is 5660461561. The next prime is 5660461577. The reversal of 5660461565 is 5651640665.

It is a happy number.

It is not a de Polignac number, because 5660461565 - 2² = 5660461561 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5660461561) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 198560 + ... + 225270.

It is an arithmetic number, because the mean of its divisors is an integer number (463266216).

Almost surely, 2^5660461565 is an apocalyptic number.

5660461565 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5660461565 is a deficient number, since it is larger than the sum of its proper divisors (1751797891).

5660461565 is a wasteful number, since it uses less digits than its factorization.

5660461565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30580.

The product of its (nonzero) digits is 648000, while the sum is 44.

The square root of 5660461565 is about 75236.0390039242. The cubic root of 5660461565 is about 1782.1761001972.

Subtracting from 5660461565 its reverse (5651640665), we obtain a square (8820900 = 2970²).

The spelling of 5660461565 in words is "five billion, six hundred sixty million, four hundred sixty-one thousand, five hundred sixty-five".