101871863728 has 20 divisors (see below), whose sum is σ = 197472940288. Its totient is φ = 50911104960.

The previous prime is 101871863701. The next prime is 101871863747. The reversal of 101871863728 is 827368178101.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1517808 + ... + 1583503.

Almost surely, 2^101871863728 is an apocalyptic number.

It is an amenable number.

101871863728 is a deficient number, since it is larger than the sum of its proper divisors (95601076560).

101871863728 is a wasteful number, since it uses less digits than its factorization.

101871863728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3103372 (or 3103366 counting only the distinct ones).

The product of its (nonzero) digits is 903168, while the sum is 52.

The spelling of 101871863728 in words is "one hundred one billion, eight hundred seventy-one million, eight hundred sixty-three thousand, seven hundred twenty-eight".