20016414632 has 8 divisors (see below), whose sum is σ = 37530777450. Its totient is φ = 10008207312.

The previous prime is 20016414629. The next prime is 20016414641. The reversal of 20016414632 is 23641461002.

It can be written as a sum of positive squares in only one way, i.e., 19106427076 + 909987556 = 138226^2 + 30166^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 20016414595 and 20016414604.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1251025907 + ... + 1251025922.

Almost surely, 2^20016414632 is an apocalyptic number.

It is an amenable number.

20016414632 is a deficient number, since it is larger than the sum of its proper divisors (17514362818).

20016414632 is a wasteful number, since it uses less digits than its factorization.

20016414632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2502051835 (or 2502051831 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 29.

Adding to 20016414632 its reverse (23641461002), we get a palindrome (43657875634).

The spelling of 20016414632 in words is "twenty billion, sixteen million, four hundred fourteen thousand, six hundred thirty-two".