6505601229 has 24 divisors (see below), whose sum is σ = 9581569920. Its totient is φ = 4251997152.

The previous prime is 6505601189. The next prime is 6505601243. The reversal of 6505601229 is 9221065056.

6505601229 is a `hidden beast` number, since 65 + 0 + 560 + 12 + 29 = 666.

It is not a de Polignac number, because 6505601229 - 2¹⁷ = 6505470157 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6505601193 and 6505601202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6505601029) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 731592 + ... + 740430.

It is an arithmetic number, because the mean of its divisors is an integer number (399232080).

Almost surely, 2^6505601229 is an apocalyptic number.

It is an amenable number.

6505601229 is a deficient number, since it is larger than the sum of its proper divisors (3075968691).

6505601229 is a wasteful number, since it uses less digits than its factorization.

6505601229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10441 (or 10438 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

The square root of 6505601229 is about 80657.3073502953. The cubic root of 6505601229 is about 1866.7914924427.

The spelling of 6505601229 in words is "six billion, five hundred five million, six hundred one thousand, two hundred twenty-nine".