16263456430 has 24 divisors (see below), whose sum is σ = 31699308312. Its totient is φ = 6004967904.

The previous prime is 16263456427. The next prime is 16263456439. The reversal of 16263456430 is 3465436261.

It is a happy number.

16263456430 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 not an unprimeable number, because it can be changed into a prime (16263456439) 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 11 ways as a sum of consecutive naturals, for example, 4809984 + ... + 4813363.

It is an arithmetic number, because the mean of its divisors is an integer number (1320804513).

Almost surely, 2^16263456430 is an apocalyptic number.

16263456430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16263456430 is a deficient number, since it is larger than the sum of its proper divisors (15435851882).

16263456430 is a wasteful number, since it uses less digits than its factorization.

16263456430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9623380 (or 9623367 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 40.

The spelling of 16263456430 in words is "sixteen billion, two hundred sixty-three million, four hundred fifty-six thousand, four hundred thirty".