5431643232 has 48 divisors (see below), whose sum is σ = 14279800752. Its totient is φ = 1807787520.

The previous prime is 5431643213. The next prime is 5431643233. The reversal of 5431643232 is 2323461345.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (48).

It is a junction number, because it is equal to n+sod(n) for n = 5431643193 and 5431643202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5431643233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20658 + ... + 106254.

It is an arithmetic number, because the mean of its divisors is an integer number (297495849).

Almost surely, 2^5431643232 is an apocalyptic number.

It is an amenable number.

5431643232 is an abundant number, since it is smaller than the sum of its proper divisors (8848157520).

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

5431643232 is a wasteful number, since it uses less digits than its factorization.

5431643232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86271 (or 86263 counting only the distinct ones).

The product of its digits is 51840, while the sum is 33.

The square root of 5431643232 is about 73699.6827130212. The cubic root of 5431643232 is about 1757.8308366027.

The spelling of 5431643232 in words is "five billion, four hundred thirty-one million, six hundred forty-three thousand, two hundred thirty-two".