208551240200 has 48 divisors (see below), whose sum is σ = 488583081360. Its totient is φ = 82783688000.

The previous prime is 208551240169. The next prime is 208551240211. The reversal of 208551240200 is 2042155802.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3953786 + ... + 4006185.

It is an arithmetic number, because the mean of its divisors is an integer number (10178814195).

Almost surely, 2^208551240200 is an apocalyptic number.

208551240200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

208551240200 is an abundant number, since it is smaller than the sum of its proper divisors (280031841160).

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

208551240200 is a wasteful number, since it uses less digits than its factorization.

208551240200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7960118 (or 7960109 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 29.

The spelling of 208551240200 in words is "two hundred eight billion, five hundred fifty-one million, two hundred forty thousand, two hundred".