202240666664 has 32 divisors (see below), whose sum is σ = 381692116200. Its totient is φ = 100458040320.

The previous prime is 202240666627. The next prime is 202240666687. The reversal of 202240666664 is 466666042202.

It can be written as a sum of positive squares in 4 ways, for example, as 202239084100 + 1582564 = 449710^2 + 1258^2 .

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, 716444 + ... + 958004.

Almost surely, 2^202240666664 is an apocalyptic number.

It is an amenable number.

202240666664 is a deficient number, since it is larger than the sum of its proper divisors (179451449536).

202240666664 is a wasteful number, since it uses less digits than its factorization.

202240666664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242253 (or 242249 counting only the distinct ones).

The product of its (nonzero) digits is 995328, while the sum is 44.

The spelling of 202240666664 in words is "two hundred two billion, two hundred forty million, six hundred sixty-six thousand, six hundred sixty-four".