16432451413487 has 2 divisors, whose sum is σ = 16432451413488. Its totient is φ = 16432451413486.

The previous prime is 16432451413403. The next prime is 16432451413519. The reversal of 16432451413487 is 78431415423461.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16432451413487 - 2¹⁰ = 16432451412463 is a prime.

It is a super-2 number, since 2×16432451413487² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16432451413387) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8216225706743 + 8216225706744.

It is an arithmetic number, because the mean of its divisors is an integer number (8216225706744).

Almost surely, 2^{16432451413487} is an apocalyptic number.

16432451413487 is a deficient number, since it is larger than the sum of its proper divisors (1).

16432451413487 is an equidigital number, since it uses as much as digits as its factorization.

16432451413487 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7741440, while the sum is 53.

The spelling of 16432451413487 in words is "sixteen trillion, four hundred thirty-two billion, four hundred fifty-one million, four hundred thirteen thousand, four hundred eighty-seven".