6436425500 has 48 divisors (see below), whose sum is σ = 14097361824. Its totient is φ = 2567206400.

The previous prime is 6436425497. The next prime is 6436425511. The reversal of 6436425500 is 55246346.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 158267 + ... + 194733.

It is an arithmetic number, because the mean of its divisors is an integer number (293695038).

Almost surely, 2^6436425500 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 6436425500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7048680912).

6436425500 is an abundant number, since it is smaller than the sum of its proper divisors (7660936324).

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

6436425500 is a wasteful number, since it uses less digits than its factorization.

6436425500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36839 (or 36827 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 35.

The square root of 6436425500 is about 80227.3363636111. The cubic root of 6436425500 is about 1860.1512094282.

The spelling of 6436425500 in words is "six billion, four hundred thirty-six million, four hundred twenty-five thousand, five hundred".