100727975555 has 16 divisors (see below), whose sum is σ = 121116225888. Its totient is φ = 80420736000.

The previous prime is 100727975549. The next prime is 100727975563. The reversal of 100727975555 is 555579727001.

It is not a de Polignac number, because 100727975555 - 2³⁴ = 83548106371 is a prime.

It is a super-2 number, since 2×100727975555² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100727975497 and 100727975506.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 7962035 + ... + 7974675.

It is an arithmetic number, because the mean of its divisors is an integer number (7569764118).

Almost surely, 2^100727975555 is an apocalyptic number.

100727975555 is a deficient number, since it is larger than the sum of its proper divisors (20388250333).

100727975555 is a wasteful number, since it uses less digits than its factorization.

100727975555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15718.

The product of its (nonzero) digits is 3858750, while the sum is 53.

The spelling of 100727975555 in words is "one hundred billion, seven hundred twenty-seven million, nine hundred seventy-five thousand, five hundred fifty-five".