109011156550 has 12 divisors (see below), whose sum is σ = 202760751276. Its totient is φ = 43604462600.

The previous prime is 109011156521. The next prime is 109011156557. The reversal of 109011156550 is 55651110901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109011156557) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 1090111516 + ... + 1090111615.

It is an arithmetic number, because the mean of its divisors is an integer number (16896729273).

Almost surely, 2^109011156550 is an apocalyptic number.

109011156550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

109011156550 is a deficient number, since it is larger than the sum of its proper divisors (93749594726).

109011156550 is a wasteful number, since it uses less digits than its factorization.

109011156550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2180223143 (or 2180223138 counting only the distinct ones).

The product of its (nonzero) digits is 6750, while the sum is 34.

The spelling of 109011156550 in words is "one hundred nine billion, eleven million, one hundred fifty-six thousand, five hundred fifty".