100806078206550 has 48 divisors (see below), whose sum is σ = 250007108878080. Its totient is φ = 26880756884640.

The previous prime is 100806078206527. The next prime is 100806078206599. The reversal of 100806078206550 is 55602870608001.

100806078206550 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×100806078206550³ (a number of 43 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 100806078206550.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6110202 + ... + 15457901.

It is an arithmetic number, because the mean of its divisors is an integer number (5208481434960).

Almost surely, 2^{100806078206550} is an apocalyptic number.

100806078206550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100806078206550 is an abundant number, since it is smaller than the sum of its proper divisors (149201030671530).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

100806078206550 is a wasteful number, since it uses less digits than its factorization.

100806078206550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21599277 (or 21599272 counting only the distinct ones).

The product of its (nonzero) digits is 806400, while the sum is 48.

The spelling of 100806078206550 in words is "one hundred trillion, eight hundred six billion, seventy-eight million, two hundred six thousand, five hundred fifty".