6402026532 has 96 divisors (see below), whose sum is σ = 17279982720. Its totient is φ = 1823211520.

The previous prime is 6402026507. The next prime is 6402026551. The reversal of 6402026532 is 2356202046.

It is a self number, because there is not a number n which added to its sum of digits gives 6402026532.

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 31 ways as a sum of consecutive naturals, for example, 1921444 + ... + 1924772.

It is an arithmetic number, because the mean of its divisors is an integer number (179999820).

Almost surely, 2^6402026532 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6402026532, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8639991360).

6402026532 is an abundant number, since it is smaller than the sum of its proper divisors (10877956188).

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

6402026532 is a wasteful number, since it uses less digits than its factorization.

6402026532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4221 (or 4219 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 30.

The square root of 6402026532 is about 80012.6648225142. The cubic root of 6402026532 is about 1856.8314779379.

Adding to 6402026532 its reverse (2356202046), we get a palindrome (8758228578).

The spelling of 6402026532 in words is "six billion, four hundred two million, twenty-six thousand, five hundred thirty-two".