101771640268 has 24 divisors (see below), whose sum is σ = 178924089344. Its totient is φ = 50650822800.

The previous prime is 101771640263. The next prime is 101771640329. The reversal of 101771640268 is 862046177101.

It is a super-3 number, since 3×101771640268³ (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (101771640263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1135123 + ... + 1221493.

Almost surely, 2^101771640268 is an apocalyptic number.

It is an amenable number.

101771640268 is a deficient number, since it is larger than the sum of its proper divisors (77152449076).

101771640268 is a wasteful number, since it uses less digits than its factorization.

101771640268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87733 (or 87731 counting only the distinct ones).

The product of its (nonzero) digits is 112896, while the sum is 43.

The spelling of 101771640268 in words is "one hundred one billion, seven hundred seventy-one million, six hundred forty thousand, two hundred sixty-eight".