20412503433 has 12 divisors (see below), whose sum is σ = 33696831168. Its totient is φ = 11664287640.

The previous prime is 20412503431. The next prime is 20412503437. The reversal of 20412503433 is 33430521402.

20412503433 is a `hidden beast` number, since 204 + 1 + 25 + 0 + 3 + 433 = 666.

It is not a de Polignac number, because 20412503433 - 2¹ = 20412503431 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20412503397 and 20412503406.

It is not an unprimeable number, because it can be changed into a prime (20412503431) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 162003933 + ... + 162004058.

It is an arithmetic number, because the mean of its divisors is an integer number (2808069264).

Almost surely, 2^20412503433 is an apocalyptic number.

It is an amenable number.

20412503433 is a deficient number, since it is larger than the sum of its proper divisors (13284327735).

20412503433 is a wasteful number, since it uses less digits than its factorization.

20412503433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 324008004 (or 324008001 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

The spelling of 20412503433 in words is "twenty billion, four hundred twelve million, five hundred three thousand, four hundred thirty-three".