206040226404 has 48 divisors (see below), whose sum is σ = 483649822656. Its totient is φ = 68268144000.

The previous prime is 206040226391. The next prime is 206040226477. The reversal of 206040226404 is 404622040602.

It is a super-2 number, since 2×206040226404² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1966954 + ... + 2069054.

It is an arithmetic number, because the mean of its divisors is an integer number (10076037972).

Almost surely, 2^206040226404 is an apocalyptic number.

It is an amenable number.

206040226404 is an abundant number, since it is smaller than the sum of its proper divisors (277609596252).

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

206040226404 is a wasteful number, since it uses less digits than its factorization.

206040226404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103116 (or 103114 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 30.

The spelling of 206040226404 in words is "two hundred six billion, forty million, two hundred twenty-six thousand, four hundred four".