206131426412 has 24 divisors (see below), whose sum is σ = 376053267072. Its totient is φ = 98753472000.

The previous prime is 206131426387. The next prime is 206131426439. The reversal of 206131426412 is 214624131602.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8216933 + ... + 8241980.

It is an arithmetic number, because the mean of its divisors is an integer number (15668886128).

Almost surely, 2^206131426412 is an apocalyptic number.

It is an amenable number.

206131426412 is a deficient number, since it is larger than the sum of its proper divisors (169921840660).

206131426412 is a wasteful number, since it uses less digits than its factorization.

206131426412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16459049 (or 16459047 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 32.

The spelling of 206131426412 in words is "two hundred six billion, one hundred thirty-one million, four hundred twenty-six thousand, four hundred twelve".