206414646442 has 16 divisors (see below), whose sum is σ = 338410351872. Its totient is φ = 94002874560.

The previous prime is 206414646439. The next prime is 206414646509. The reversal of 206414646442 is 244646414602.

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, 97918608 + ... + 97920715.

It is an arithmetic number, because the mean of its divisors is an integer number (21150646992).

Almost surely, 2^206414646442 is an apocalyptic number.

206414646442 is a deficient number, since it is larger than the sum of its proper divisors (131995705430).

206414646442 is a wasteful number, since it uses less digits than its factorization.

206414646442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195839373.

The product of its (nonzero) digits is 884736, while the sum is 43.

The spelling of 206414646442 in words is "two hundred six billion, four hundred fourteen million, six hundred forty-six thousand, four hundred forty-two".