16000020632 has 16 divisors (see below), whose sum is σ = 30007862640. Its totient is φ = 7997923936.

The previous prime is 16000020623. The next prime is 16000020649. The reversal of 16000020632 is 23602000061.

It is a congruent number.

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, 227963 + ... + 289770.

It is an arithmetic number, because the mean of its divisors is an integer number (1875491415).

Almost surely, 2^16000020632 is an apocalyptic number.

It is an amenable number.

16000020632 is a deficient number, since it is larger than the sum of its proper divisors (14007842008).

16000020632 is a wasteful number, since it uses less digits than its factorization.

16000020632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 521602 (or 521598 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 16000020632 its reverse (23602000061), we get a palindrome (39602020693).

The spelling of 16000020632 in words is "sixteen billion, twenty thousand, six hundred thirty-two".