16554089232 has 240 divisors, whose sum is σ = 49207628288. Its totient is φ = 5385968640.

The previous prime is 16554089231. The next prime is 16554089273. The reversal of 16554089232 is 23298045561.

16554089232 is a `hidden beast` number, since 1 + 6 + 5 + 5 + 408 + 9 + 232 = 666.

It is not an unprimeable number, because it can be changed into a prime (16554089231) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 52888308 + ... + 52888620.

Almost surely, 2^16554089232 is an apocalyptic number.

16554089232 is a gapful number since it is divisible by the number (12) 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 16554089232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24603814144).

16554089232 is an abundant number, since it is smaller than the sum of its proper divisors (32653539056).

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

16554089232 is a wasteful number, since it uses less digits than its factorization.

16554089232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 620 (or 602 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 45.

The spelling of 16554089232 in words is "sixteen billion, five hundred fifty-four million, eighty-nine thousand, two hundred thirty-two".