16003225632 has 48 divisors (see below), whose sum is σ = 42027793920. Its totient is φ = 5331954432.

The previous prime is 16003225613. The next prime is 16003225633. The reversal of 16003225632 is 23652230061.

It is a tau number, because it is divible by the number of its divisors (48).

It is a super-3 number, since 3×16003225632³ (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 16003225632.

It is not an unprimeable number, because it can be changed into a prime (16003225633) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 177718 + ... + 252170.

It is an arithmetic number, because the mean of its divisors is an integer number (875579040).

Almost surely, 2^16003225632 is an apocalyptic number.

16003225632 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16003225632 is an abundant number, since it is smaller than the sum of its proper divisors (26024568288).

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

16003225632 is a wasteful number, since it uses less digits than its factorization.

16003225632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76705 (or 76697 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 30.

Adding to 16003225632 its reverse (23652230061), we get a palindrome (39655455693).

The spelling of 16003225632 in words is "sixteen billion, three million, two hundred twenty-five thousand, six hundred thirty-two".