6403135662 has 120 divisors (see below), whose sum is σ = 17657391960. Its totient is φ = 1663028640.

The previous prime is 6403135631. The next prime is 6403135703. The reversal of 6403135662 is 2665313046.

6403135662 is a `hidden beast` number, since 64 + 0 + 31 + 3 + 566 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

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 59 ways as a sum of consecutive naturals, for example, 468664 + ... + 482132.

It is an arithmetic number, because the mean of its divisors is an integer number (147144933).

Almost surely, 2^6403135662 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6403135662, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8828695980).

6403135662 is an abundant number, since it is smaller than the sum of its proper divisors (11254256298).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6403135662 is a wasteful number, since it uses less digits than its factorization.

6403135662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13516 (or 13492 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 36.

The square root of 6403135662 is about 80019.5954876054. The cubic root of 6403135662 is about 1856.9387017243.

The spelling of 6403135662 in words is "six billion, four hundred three million, one hundred thirty-five thousand, six hundred sixty-two".