20414672416 has 24 divisors (see below), whose sum is σ = 40238338140. Its totient is φ = 10195411968.

The previous prime is 20414672393. The next prime is 20414672437. The reversal of 20414672416 is 61427641402.

It can be written as a sum of positive squares in 2 ways, for example, as 17051136400 + 3363536016 = 130580^2 + 57996^2 .

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, 344781 + ... + 399628.

Almost surely, 2^20414672416 is an apocalyptic number.

It is an amenable number.

20414672416 is a deficient number, since it is larger than the sum of its proper divisors (19823665724).

20414672416 is an equidigital number, since it uses as much as digits as its factorization.

20414672416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 745276 (or 745268 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 37.

The spelling of 20414672416 in words is "twenty billion, four hundred fourteen million, six hundred seventy-two thousand, four hundred sixteen".