16432451515352 has 16 divisors (see below), whose sum is σ = 30852314767440. Its totient is φ = 8205167577376.

The previous prime is 16432451515349. The next prime is 16432451515387. The reversal of 16432451515352 is 25351515423461.

It is a junction number, because it is equal to n+sod(n) for n = 16432451515297 and 16432451515306.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1382266223 + ... + 1382278110.

It is an arithmetic number, because the mean of its divisors is an integer number (1928269672965).

Almost surely, 2^{16432451515352} is an apocalyptic number.

It is an amenable number.

16432451515352 is a deficient number, since it is larger than the sum of its proper divisors (14419863252088).

16432451515352 is a wasteful number, since it uses less digits than its factorization.

16432451515352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2764545082 (or 2764545078 counting only the distinct ones).

The product of its digits is 2160000, while the sum is 47.

The spelling of 16432451515352 in words is "sixteen trillion, four hundred thirty-two billion, four hundred fifty-one million, five hundred fifteen thousand, three hundred fifty-two".