6629040001 has 4 divisors (see below), whose sum is σ = 6633192532. Its totient is φ = 6624887472.

The previous prime is 6629039999. The next prime is 6629040053. The reversal of 6629040001 is 1000409266.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 478559376 + 6150480625 = 21876^2 + 78425^2 .

It is a cyclic number.

It is not a de Polignac number, because 6629040001 - 2¹ = 6629039999 is a prime.

It is a super-3 number, since 3×6629040001³ (a number of 30 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6629040071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2073870 + ... + 2077063.

It is an arithmetic number, because the mean of its divisors is an integer number (1658298133).

Almost surely, 2^6629040001 is an apocalyptic number.

It is an amenable number.

6629040001 is a deficient number, since it is larger than the sum of its proper divisors (4152531).

6629040001 is a wasteful number, since it uses less digits than its factorization.

6629040001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4152530.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 6629040001 is about 81418.9167270113. The cubic root of 6629040001 is about 1878.5245705580.

Adding to 6629040001 its reverse (1000409266), we get a palindrome (7629449267).

The spelling of 6629040001 in words is "six billion, six hundred twenty-nine million, forty thousand, one".