32430625506 has 64 divisors (see below), whose sum is σ = 74516319360. Its totient is φ = 10447902720.

The previous prime is 32430625489. The next prime is 32430625519. The reversal of 32430625506 is 60552603423.

32430625506 is a `hidden beast` number, since 3 + 2 + 43 + 0 + 62 + 550 + 6 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 168450 + ... + 305346.

It is an arithmetic number, because the mean of its divisors is an integer number (1164317490).

Almost surely, 2^32430625506 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 32430625506, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37258159680).

32430625506 is an abundant number, since it is smaller than the sum of its proper divisors (42085693854).

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

32430625506 is a wasteful number, since it uses less digits than its factorization.

32430625506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137056 (or 137050 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 36.

The spelling of 32430625506 in words is "thirty-two billion, four hundred thirty million, six hundred twenty-five thousand, five hundred six".