16450597152 has 240 divisors, whose sum is σ = 53142433344. Its totient is φ = 4950720000.

The previous prime is 16450597151. The next prime is 16450597169. The reversal of 16450597152 is 25179505461.

It is a happy number.

16450597152 is a `hidden beast` number, since 1 + 6 + 4 + 5 + 0 + 597 + 1 + 52 = 666.

It is a super-2 number, since 2×16450597152² (a number of 21 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 16450597098 and 16450597107.

It is not an unprimeable number, because it can be changed into a prime (16450597151) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 4303402 + ... + 4307222.

Almost surely, 2^16450597152 is an apocalyptic number.

16450597152 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 16450597152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26571216672).

16450597152 is an abundant number, since it is smaller than the sum of its proper divisors (36691836192).

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

16450597152 is a wasteful number, since it uses less digits than its factorization.

16450597152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4005 (or 3988 counting only the distinct ones).

The product of its (nonzero) digits is 378000, while the sum is 45.

The spelling of 16450597152 in words is "sixteen billion, four hundred fifty million, five hundred ninety-seven thousand, one hundred fifty-two".