208691014700 has 108 divisors (see below), whose sum is σ = 530286340752. Its totient is φ = 71077104000.

The previous prime is 208691014699. The next prime is 208691014729. The reversal of 208691014700 is 7410196802.

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 35 ways as a sum of consecutive naturals, for example, 598874 + ... + 880926.

Almost surely, 2^208691014700 is an apocalyptic number.

208691014700 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 208691014700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (265143170376).

208691014700 is an abundant number, since it is smaller than the sum of its proper divisors (321595326052).

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

208691014700 is a wasteful number, since it uses less digits than its factorization.

208691014700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282232 (or 282218 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 38.

The spelling of 208691014700 in words is "two hundred eight billion, six hundred ninety-one million, fourteen thousand, seven hundred".