100105500550556 has 6 divisors (see below), whose sum is σ = 175184625963480. Its totient is φ = 50052750275276.

The previous prime is 100105500550547. The next prime is 100105500550577. The reversal of 100105500550556 is 655055005501001.

It is a happy number.

It is a super-2 number, since 2×100105500550556² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 12513187568816 + ... + 12513187568823.

It is an arithmetic number, because the mean of its divisors is an integer number (29197437660580).

Almost surely, 2^{100105500550556} is an apocalyptic number.

It is an amenable number.

100105500550556 is a deficient number, since it is larger than the sum of its proper divisors (75079125412924).

100105500550556 is a wasteful number, since it uses less digits than its factorization.

100105500550556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25026375137643 (or 25026375137641 counting only the distinct ones).

The product of its (nonzero) digits is 93750, while the sum is 38.

The spelling of 100105500550556 in words is "one hundred trillion, one hundred five billion, five hundred million, five hundred fifty thousand, five hundred fifty-six".