55350632432 has 60 divisors (see below), whose sum is σ = 111032310888. Its totient is φ = 26729539200.

The previous prime is 55350632431. The next prime is 55350632459. The reversal of 55350632432 is 23423605355.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55350632431) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8407382 + ... + 8413962.

Almost surely, 2^55350632432 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 55350632432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55516155444).

55350632432 is an abundant number, since it is smaller than the sum of its proper divisors (55681678456).

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

55350632432 is a wasteful number, since it uses less digits than its factorization.

55350632432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7198 (or 7161 counting only the distinct ones).

The product of its (nonzero) digits is 324000, while the sum is 38.

The spelling of 55350632432 in words is "fifty-five billion, three hundred fifty million, six hundred thirty-two thousand, four hundred thirty-two".