16532116555536 has 80 divisors (see below), whose sum is σ = 47456600083200. Its totient is φ = 5510321995392.

The previous prime is 16532116555499. The next prime is 16532116555553. The reversal of 16532116555536 is 63555561123561.

16532116555536 is a `hidden beast` number, since 1 + 6 + 5 + 3 + 21 + 1 + 65 + 5 + 553 + 6 = 666.

16532116555536 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4916650 + ... + 7565558.

It is an arithmetic number, because the mean of its divisors is an integer number (593207501040).

Almost surely, 2^{16532116555536} is an apocalyptic number.

16532116555536 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

16532116555536 is an abundant number, since it is smaller than the sum of its proper divisors (30924483527664).

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

16532116555536 is a wasteful number, since it uses less digits than its factorization.

16532116555536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2663373 (or 2663361 counting only the distinct ones).

The product of its digits is 12150000, while the sum is 54.

The spelling of 16532116555536 in words is "sixteen trillion, five hundred thirty-two billion, one hundred sixteen million, five hundred fifty-five thousand, five hundred thirty-six".