201428769886 has 8 divisors (see below), whose sum is σ = 302816080800. Its totient is φ = 100490076288.

The previous prime is 201428769847. The next prime is 201428769889. The reversal of 201428769886 is 688967824102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201428769889) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112153206 + ... + 112155001.

It is an arithmetic number, because the mean of its divisors is an integer number (37852010100).

Almost surely, 2^201428769886 is an apocalyptic number.

201428769886 is a deficient number, since it is larger than the sum of its proper divisors (101387310914).

201428769886 is a wasteful number, since it uses less digits than its factorization.

201428769886 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224308658.

The product of its (nonzero) digits is 18579456, while the sum is 61.

The spelling of 201428769886 in words is "two hundred one billion, four hundred twenty-eight million, seven hundred sixty-nine thousand, eight hundred eighty-six".