109673952861 has 16 divisors (see below), whose sum is σ = 159740490240. Its totient is φ = 66379587120.

The previous prime is 109673952853. The next prime is 109673952887. The reversal of 109673952861 is 168259376901.

It is not a de Polignac number, because 109673952861 - 2³ = 109673952853 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109673952811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2211991 + ... + 2261028.

It is an arithmetic number, because the mean of its divisors is an integer number (9983780640).

Almost surely, 2^109673952861 is an apocalyptic number.

109673952861 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

109673952861 is a deficient number, since it is larger than the sum of its proper divisors (50066537379).

109673952861 is a wasteful number, since it uses less digits than its factorization.

109673952861 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4473776.

The product of its (nonzero) digits is 4898880, while the sum is 57.

The spelling of 109673952861 in words is "one hundred nine billion, six hundred seventy-three million, nine hundred fifty-two thousand, eight hundred sixty-one".