16285117632 has 168 divisors, whose sum is σ = 52311385344. Its totient is φ = 4379086848.

The previous prime is 16285117609. The next prime is 16285117657. The reversal of 16285117632 is 23671158261.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (168).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 367453 + ... + 409379.

Almost surely, 2^16285117632 is an apocalyptic number.

16285117632 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 16285117632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26155692672).

16285117632 is an abundant number, since it is smaller than the sum of its proper divisors (36026267712).

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

16285117632 is a wasteful number, since it uses less digits than its factorization.

16285117632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41983 (or 41956 counting only the distinct ones).

The product of its digits is 120960, while the sum is 42.

The spelling of 16285117632 in words is "sixteen billion, two hundred eighty-five million, one hundred seventeen thousand, six hundred thirty-two".