20246288496 has 80 divisors (see below), whose sum is σ = 59829099264. Its totient is φ = 5779395072.

The previous prime is 20246288477. The next prime is 20246288539. The reversal of 20246288496 is 69488264202.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 350500 + ... + 404156.

Almost surely, 2^20246288496 is an apocalyptic number.

It is an amenable number.

20246288496 is an abundant number, since it is smaller than the sum of its proper divisors (39582810768).

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

20246288496 is a wasteful number, since it uses less digits than its factorization.

20246288496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54798 (or 54792 counting only the distinct ones).

The product of its (nonzero) digits is 2654208, while the sum is 51.

The spelling of 20246288496 in words is "twenty billion, two hundred forty-six million, two hundred eighty-eight thousand, four hundred ninety-six".