201670769268 has 72 divisors (see below), whose sum is σ = 532158244800. Its totient is φ = 64274829696.

The previous prime is 201670769239. The next prime is 201670769309. The reversal of 201670769268 is 862967076102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2054328 + ... + 2150256.

Almost surely, 2^201670769268 is an apocalyptic number.

It is an amenable number.

201670769268 is an abundant number, since it is smaller than the sum of its proper divisors (330487475532).

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

201670769268 is a wasteful number, since it uses less digits than its factorization.

201670769268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98501 (or 98496 counting only the distinct ones).

The product of its (nonzero) digits is 3048192, while the sum is 54.

The spelling of 201670769268 in words is "two hundred one billion, six hundred seventy million, seven hundred sixty-nine thousand, two hundred sixty-eight".