16432455356455 has 8 divisors (see below), whose sum is σ = 19818036612000. Its totient is φ = 13079904162336.

The previous prime is 16432455356441. The next prime is 16432455356477. The reversal of 16432455356455 is 55465355423461.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 16432455356455 - 2²¹ = 16432453259303 is a prime.

It is a super-2 number, since 2×16432455356455² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 16432455356455.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8257514260 + ... + 8257516249.

It is an arithmetic number, because the mean of its divisors is an integer number (2477254576500).

Almost surely, 2^{16432455356455} is an apocalyptic number.

16432455356455 is a deficient number, since it is larger than the sum of its proper divisors (3385581255545).

16432455356455 is a wasteful number, since it uses less digits than its factorization.

16432455356455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16515030713.

The product of its digits is 129600000, while the sum is 58.

The spelling of 16432455356455 in words is "sixteen trillion, four hundred thirty-two billion, four hundred fifty-five million, three hundred fifty-six thousand, four hundred fifty-five".