6629053509 has 12 divisors (see below), whose sum is σ = 10311861196. Its totient is φ = 4079417472.

The previous prime is 6629053481. The next prime is 6629053531. The reversal of 6629053509 is 9053509266.

6629053509 is a `hidden beast` number, since 6 + 6 + 2 + 90 + 53 + 509 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 3482180100 + 3146873409 = 59010^2 + 56097^2 .

It is not a de Polignac number, because 6629053509 - 2¹³ = 6629045317 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6629051509) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28329172 + ... + 28329405.

Almost surely, 2^6629053509 is an apocalyptic number.

It is an amenable number.

6629053509 is a deficient number, since it is larger than the sum of its proper divisors (3682807687).

6629053509 is a wasteful number, since it uses less digits than its factorization.

6629053509 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56658596 (or 56658593 counting only the distinct ones).

The product of its (nonzero) digits is 437400, while the sum is 45.

The square root of 6629053509 is about 81418.9996806642. Note that the first 3 decimals coincide. The cubic root of 6629053509 is about 1878.5258465141.

The spelling of 6629053509 in words is "six billion, six hundred twenty-nine million, fifty-three thousand, five hundred nine".