16533154234368 has 102 divisors (see below), whose sum is σ = 47762082871334. Its totient is φ = 5511051214848.

The previous prime is 16533154234351. The next prime is 16533154234391. The reversal of 16533154234368 is 86343245133561.

16533154234368 is a `hidden beast` number, since 1 + 6 + 5 + 3 + 3 + 1 + 542 + 34 + 3 + 68 = 666.

It can be written as a sum of positive squares in only one way, i.e., 16418444673024 + 114709561344 = 4051968^2 + 338688^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13425505 + ... + 14605152.

Almost surely, 2^{16533154234368} is an apocalyptic number.

16533154234368 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

16533154234368 is an abundant number, since it is smaller than the sum of its proper divisors (31228928636966).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16533154234368 is an frugal number, since it uses more digits than its factorization.

16533154234368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28030695 (or 28030662 counting only the distinct ones).

The product of its digits is 18662400, while the sum is 54.

The spelling of 16533154234368 in words is "sixteen trillion, five hundred thirty-three billion, one hundred fifty-four million, two hundred thirty-four thousand, three hundred sixty-eight".