206408198072 has 32 divisors (see below), whose sum is σ = 393415147200. Its totient is φ = 101497968000.

The previous prime is 206408198023. The next prime is 206408198081. The reversal of 206408198072 is 270891804602.

It is a happy number.

It is a hoax number, since the sum of its digits (47) coincides with the sum of the digits of its distinct prime factors.

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, 4009697 + ... + 4060847.

It is an arithmetic number, because the mean of its divisors is an integer number (12294223350).

Almost surely, 2^206408198072 is an apocalyptic number.

It is an amenable number.

206408198072 is a deficient number, since it is larger than the sum of its proper divisors (187006949128).

206408198072 is a wasteful number, since it uses less digits than its factorization.

206408198072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59487 (or 59483 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 47.

The spelling of 206408198072 in words is "two hundred six billion, four hundred eight million, one hundred ninety-eight thousand, seventy-two".