16545060035550 has 288 divisors, whose sum is σ = 48478403850240. Its totient is φ = 4030028640000.

The previous prime is 16545060035549. The next prime is 16545060035573. The reversal of 16545060035550 is 5553006054561.

16545060035550 is a `hidden beast` number, since 1 + 6 + 5 + 4 + 5 + 0 + 60 + 0 + 35 + 550 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a junction number, because it is equal to n+sod(n) for n = 16545060035496 and 16545060035505.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 71713380 + ... + 71943720.

Almost surely, 2^{16545060035550} is an apocalyptic number.

16545060035550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 16545060035550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24239201925120).

16545060035550 is an abundant number, since it is smaller than the sum of its proper divisors (31933343814690).

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

16545060035550 is a wasteful number, since it uses less digits than its factorization.

16545060035550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230680 (or 230672 counting only the distinct ones).

The product of its (nonzero) digits is 1350000, while the sum is 45.

The spelling of 16545060035550 in words is "sixteen trillion, five hundred forty-five billion, sixty million, thirty-five thousand, five hundred fifty".