40208620206 has 16 divisors (see below), whose sum is σ = 80737630848. Its totient is φ = 13349475000.

The previous prime is 40208620121. The next prime is 40208620223. The reversal of 40208620206 is 60202680204.

It is a Curzon number.

It is a congruent number.

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, 13347970 + ... + 13350981.

It is an arithmetic number, because the mean of its divisors is an integer number (5046101928).

Almost surely, 2^40208620206 is an apocalyptic number.

40208620206 is an abundant number, since it is smaller than the sum of its proper divisors (40529010642).

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

40208620206 is a wasteful number, since it uses less digits than its factorization.

40208620206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26699207.

The product of its (nonzero) digits is 9216, while the sum is 30.

The spelling of 40208620206 in words is "forty billion, two hundred eight million, six hundred twenty thousand, two hundred six".