16312351432 has 32 divisors (see below), whose sum is σ = 33258214080. Its totient is φ = 7455677760.

The previous prime is 16312351427. The next prime is 16312351439. The reversal of 16312351432 is 23415321361.

16312351432 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 16312351394 and 16312351403.

It is not an unprimeable number, because it can be changed into a prime (16312351439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 750694 + ... + 772117.

It is an arithmetic number, because the mean of its divisors is an integer number (1039319190).

Almost surely, 2^16312351432 is an apocalyptic number.

It is an amenable number.

16312351432 is an abundant number, since it is smaller than the sum of its proper divisors (16945862648).

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

16312351432 is a wasteful number, since it uses less digits than its factorization.

16312351432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1522933 (or 1522929 counting only the distinct ones).

The product of its digits is 12960, while the sum is 31.

Adding to 16312351432 its reverse (23415321361), we get a palindrome (39727672793).

The spelling of 16312351432 in words is "sixteen billion, three hundred twelve million, three hundred fifty-one thousand, four hundred thirty-two".