6435925632 has 320 divisors, whose sum is σ = 20729623200. Its totient is φ = 1975228416.

The previous prime is 6435925607. The next prime is 6435925681. The reversal of 6435925632 is 2365295346.

6435925632 is a `hidden beast` number, since 6 + 4 + 3 + 5 + 9 + 2 + 5 + 632 = 666.

It is a super-2 number, since 2×6435925632² = 82842277481269198848, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 7288263 + ... + 7289145.

Almost surely, 2^6435925632 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 6435925632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10364811600).

6435925632 is an abundant number, since it is smaller than the sum of its proper divisors (14293697568).

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

6435925632 is a wasteful number, since it uses less digits than its factorization.

6435925632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 965 (or 944 counting only the distinct ones).

The product of its digits is 1166400, while the sum is 45.

The square root of 6435925632 is about 80224.2209809481. The cubic root of 6435925632 is about 1860.1030536034.

The spelling of 6435925632 in words is "six billion, four hundred thirty-five million, nine hundred twenty-five thousand, six hundred thirty-two".