16554427460000 has 120 divisors (see below), whose sum is σ = 40999713470100. Its totient is φ = 6577328384000.

The previous prime is 16554427459993. The next prime is 16554427460027. The reversal of 16554427460000 is 6472445561.

It can be written as a sum of positive squares in 10 ways, for example, as 4339038977296 + 12215388482704 = 2083036^2 + 3495052^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 202412 + ... + 5757588.

Almost surely, 2^{16554427460000} is an apocalyptic number.

16554427460000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16554427460000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20499856735050).

16554427460000 is an abundant number, since it is smaller than the sum of its proper divisors (24445286010100).

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

16554427460000 is an equidigital number, since it uses as much as digits as its factorization.

16554427460000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5555356 (or 5555333 counting only the distinct ones).

The product of its (nonzero) digits is 806400, while the sum is 44.

The spelling of 16554427460000 in words is "sixteen trillion, five hundred fifty-four billion, four hundred twenty-seven million, four hundred sixty thousand".