4312132320 has 96 divisors (see below), whose sum is σ = 13622666400. Its totient is φ = 1146562560.

The previous prime is 4312132313. The next prime is 4312132337. The reversal of 4312132320 is 232312134.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 154650 + ... + 180390.

It is an arithmetic number, because the mean of its divisors is an integer number (141902775).

Almost surely, 2^4312132320 is an apocalyptic number.

4312132320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4312132320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6811333200).

4312132320 is an abundant number, since it is smaller than the sum of its proper divisors (9310534080).

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

4312132320 is a wasteful number, since it uses less digits than its factorization.

4312132320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26108 (or 26100 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 4312132320 is about 65666.8281554698. The cubic root of 4312132320 is about 1627.6612575910.

Adding to 4312132320 its reverse (232312134), we get a palindrome (4544444454).

The spelling of 4312132320 in words is "four billion, three hundred twelve million, one hundred thirty-two thousand, three hundred twenty".