100555005055505 has 128 divisors (see below), whose sum is σ = 163126248800256. Its totient is φ = 57465254246400.

The previous prime is 100555005055367. The next prime is 100555005055513. The reversal of 100555005055505 is 505550500555001.

It is not a de Polignac number, because 100555005055505 - 2²⁴ = 100554988278289 is a prime.

It is a super-2 number, since 2×100555005055505² (a number of 29 digits) contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 589738994 + ... + 589909476.

It is an arithmetic number, because the mean of its divisors is an integer number (1274423818752).

Almost surely, 2^{100555005055505} is an apocalyptic number.

It is an amenable number.

100555005055505 is a deficient number, since it is larger than the sum of its proper divisors (62571243744751).

100555005055505 is a wasteful number, since it uses less digits than its factorization.

100555005055505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171327.

The product of its (nonzero) digits is 390625, while the sum is 41.

The spelling of 100555005055505 in words is "one hundred trillion, five hundred fifty-five billion, five million, fifty-five thousand, five hundred five".