16147225632 has 24 divisors (see below), whose sum is σ = 42386467536. Its totient is φ = 5382408512.

The previous prime is 16147225597. The next prime is 16147225667. The reversal of 16147225632 is 23652274161.

It is an interprime number because it is at equal distance from previous prime (16147225597) and next prime (16147225667).

It is a tau number, because it is divible by the number of its divisors (24).

It is a super-3 number, since 3×16147225632³ (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84100038 + ... + 84100229.

It is an arithmetic number, because the mean of its divisors is an integer number (1766102814).

Almost surely, 2^16147225632 is an apocalyptic number.

16147225632 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16147225632 is an abundant number, since it is smaller than the sum of its proper divisors (26239241904).

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

16147225632 is a wasteful number, since it uses less digits than its factorization.

16147225632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168200280 (or 168200272 counting only the distinct ones).

The product of its digits is 120960, while the sum is 39.

Adding to 16147225632 its reverse (23652274161), we get a palindrome (39799499793).

The spelling of 16147225632 in words is "sixteen billion, one hundred forty-seven million, two hundred twenty-five thousand, six hundred thirty-two".