16454529431 has 2 divisors, whose sum is σ = 16454529432. Its totient is φ = 16454529430.

The previous prime is 16454529373. The next prime is 16454529499. The reversal of 16454529431 is 13492545461.

It is a happy number.

16454529431 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16454529431 - 2³⁰ = 15380787607 is a prime.

It is a super-3 number, since 3×16454529431³ (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16454525431) 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 as a sum of consecutive naturals, namely, 8227264715 + 8227264716.

It is an arithmetic number, because the mean of its divisors is an integer number (8227264716).

Almost surely, 2^16454529431 is an apocalyptic number.

16454529431 is a deficient number, since it is larger than the sum of its proper divisors (1).

16454529431 is an equidigital number, since it uses as much as digits as its factorization.

16454529431 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 518400, while the sum is 44.

The spelling of 16454529431 in words is "sixteen billion, four hundred fifty-four million, five hundred twenty-nine thousand, four hundred thirty-one".