206124512456 has 16 divisors (see below), whose sum is σ = 386506579200. Its totient is φ = 103056091344.

The previous prime is 206124512449. The next prime is 206124512497. The reversal of 206124512456 is 654215421602.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 626936 + ... + 897383.

It is an arithmetic number, because the mean of its divisors is an integer number (24156661200).

Almost surely, 2^206124512456 is an apocalyptic number.

It is an amenable number.

206124512456 is a deficient number, since it is larger than the sum of its proper divisors (180382066744).

206124512456 is a wasteful number, since it uses less digits than its factorization.

206124512456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1541228 (or 1541224 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 38.

The spelling of 206124512456 in words is "two hundred six billion, one hundred twenty-four million, five hundred twelve thousand, four hundred fifty-six".