20414844215649 has 48 divisors (see below), whose sum is σ = 32433157516032. Its totient is φ = 12295279989504.

The previous prime is 20414844215629. The next prime is 20414844215651. The reversal of 20414844215649 is 94651244841402.

20414844215649 is a `hidden beast` number, since 2 + 0 + 4 + 1 + 4 + 8 + 442 + 156 + 49 = 666.

It is not a de Polignac number, because 20414844215649 - 2⁵ = 20414844215617 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 20414844215595 and 20414844215604.

It is not an unprimeable number, because it can be changed into a prime (20414844215629) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 334985109 + ... + 335046045.

It is an arithmetic number, because the mean of its divisors is an integer number (675690781584).

Almost surely, 2^{20414844215649} is an apocalyptic number.

It is an amenable number.

20414844215649 is a deficient number, since it is larger than the sum of its proper divisors (12018313300383).

20414844215649 is a wasteful number, since it uses less digits than its factorization.

20414844215649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121926 (or 121923 counting only the distinct ones).

The product of its (nonzero) digits is 8847360, while the sum is 54.

The spelling of 20414844215649 in words is "twenty trillion, four hundred fourteen billion, eight hundred forty-four million, two hundred fifteen thousand, six hundred forty-nine".