206122415554534 has 16 divisors (see below), whose sum is σ = 311081880085200. Its totient is φ = 102429473633280.

The previous prime is 206122415554519. The next prime is 206122415554571. The reversal of 206122415554534 is 435455514221602.

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, 254121252 + ... + 254931079.

It is an arithmetic number, because the mean of its divisors is an integer number (19442617505325).

Almost surely, 2^{206122415554534} is an apocalyptic number.

206122415554534 is a deficient number, since it is larger than the sum of its proper divisors (104959464530666).

206122415554534 is a wasteful number, since it uses less digits than its factorization.

206122415554534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 509053575.

The product of its (nonzero) digits is 5760000, while the sum is 49.

The spelling of 206122415554534 in words is "two hundred six trillion, one hundred twenty-two billion, four hundred fifteen million, five hundred fifty-four thousand, five hundred thirty-four".