16311043552 has 12 divisors (see below), whose sum is σ = 32112367056. Its totient is φ = 8155521760.

The previous prime is 16311043531. The next prime is 16311043583. The reversal of 16311043552 is 25534011361.

16311043552 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 254860024 + ... + 254860087.

It is an arithmetic number, because the mean of its divisors is an integer number (2676030588).

Almost surely, 2^16311043552 is an apocalyptic number.

It is an amenable number.

16311043552 is a deficient number, since it is larger than the sum of its proper divisors (15801323504).

16311043552 is an equidigital number, since it uses as much as digits as its factorization.

16311043552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 509720121 (or 509720113 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 31.

The spelling of 16311043552 in words is "sixteen billion, three hundred eleven million, forty-three thousand, five hundred fifty-two".