20533416498 has 24 divisors (see below), whose sum is σ = 50844650688. Its totient is φ = 5866690392.

The previous prime is 20533416473. The next prime is 20533416499. The reversal of 20533416498 is 89461433502.

20533416498 is a `hidden beast` number, since 20 + 533 + 4 + 1 + 6 + 4 + 98 = 666.

It is not an unprimeable number, because it can be changed into a prime (20533416499) 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, 81481686 + ... + 81481937.

It is an arithmetic number, because the mean of its divisors is an integer number (2118527112).

Almost surely, 2^20533416498 is an apocalyptic number.

20533416498 is an abundant number, since it is smaller than the sum of its proper divisors (30311234190).

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

20533416498 is a wasteful number, since it uses less digits than its factorization.

20533416498 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162963638 (or 162963635 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 45.

The spelling of 20533416498 in words is "twenty billion, five hundred thirty-three million, four hundred sixteen thousand, four hundred ninety-eight".