206833700140 has 24 divisors (see below), whose sum is σ = 434536567920. Its totient is φ = 82698090048.

The previous prime is 206833700011. The next prime is 206833700141. The reversal of 206833700140 is 41007338602.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 206833700096 and 206833700105.

It is not an unprimeable number, because it can be changed into a prime (206833700141) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2163927 + ... + 2257486.

It is an arithmetic number, because the mean of its divisors is an integer number (18105690330).

Almost surely, 2^206833700140 is an apocalyptic number.

206833700140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

206833700140 is an abundant number, since it is smaller than the sum of its proper divisors (227702867780).

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

206833700140 is a wasteful number, since it uses less digits than its factorization.

206833700140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4423761 (or 4423759 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 34.

The spelling of 206833700140 in words is "two hundred six billion, eight hundred thirty-three million, seven hundred thousand, one hundred forty".