20248566800 has 240 divisors, whose sum is σ = 60818107392. Its totient is φ = 6293875200.

The previous prime is 20248566799. The next prime is 20248566823. The reversal of 20248566800 is 866584202.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 15491747 + ... + 15493053.

Almost surely, 2^20248566800 is an apocalyptic number.

20248566800 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20248566800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30409053696).

20248566800 is an abundant number, since it is smaller than the sum of its proper divisors (40569540592).

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

20248566800 is a wasteful number, since it uses less digits than its factorization.

20248566800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1846 (or 1835 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 41.

The spelling of 20248566800 in words is "twenty billion, two hundred forty-eight million, five hundred sixty-six thousand, eight hundred".