20363044236 has 12 divisors (see below), whose sum is σ = 47513769912. Its totient is φ = 6787681408.

The previous prime is 20363044223. The next prime is 20363044337. The reversal of 20363044236 is 63244036302.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 20363044197 and 20363044206.

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, 848460165 + ... + 848460188.

It is an arithmetic number, because the mean of its divisors is an integer number (3959480826).

Almost surely, 2^20363044236 is an apocalyptic number.

It is an amenable number.

20363044236 is an abundant number, since it is smaller than the sum of its proper divisors (27150725676).

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

20363044236 is a wasteful number, since it uses less digits than its factorization.

20363044236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1696920360 (or 1696920358 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 33.

The spelling of 20363044236 in words is "twenty billion, three hundred sixty-three million, forty-four thousand, two hundred thirty-six".