32551130012 has 24 divisors (see below), whose sum is σ = 59798699520. Its totient is φ = 15483584880.

The previous prime is 32551130009. The next prime is 32551130023. The reversal of 32551130012 is 21003115523.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 32551130012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2217338 + ... + 2231969.

It is an arithmetic number, because the mean of its divisors is an integer number (2491612480).

Almost surely, 2^32551130012 is an apocalyptic number.

It is an amenable number.

32551130012 is a deficient number, since it is larger than the sum of its proper divisors (27247569508).

32551130012 is a wasteful number, since it uses less digits than its factorization.

32551130012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4449401 (or 4449399 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 23.

Adding to 32551130012 its reverse (21003115523), we get a palindrome (53554245535).

The spelling of 32551130012 in words is "thirty-two billion, five hundred fifty-one million, one hundred thirty thousand, twelve".