4909545432 has 160 divisors (see below), whose sum is σ = 15791371200. Its totient is φ = 1409400000.

The previous prime is 4909545419. The next prime is 4909545439. The reversal of 4909545432 is 2345459094.

4909545432 is a `hidden beast` number, since 4 + 90 + 95 + 45 + 432 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4909545439) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 117307 + ... + 153557.

It is an arithmetic number, because the mean of its divisors is an integer number (98696070).

Almost surely, 2^4909545432 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 4909545432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7895685600).

4909545432 is an abundant number, since it is smaller than the sum of its proper divisors (10881825768).

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

4909545432 is a wasteful number, since it uses less digits than its factorization.

4909545432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36299 (or 36286 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 45.

The square root of 4909545432 is about 70068.1484841722. The cubic root of 4909545432 is about 1699.6014558238.

The spelling of 4909545432 in words is "four billion, nine hundred nine million, five hundred forty-five thousand, four hundred thirty-two".