109864551214942 has 8 divisors (see below), whose sum is σ = 165999723368976. Its totient is φ = 54531310091952.

The previous prime is 109864551214939. The next prime is 109864551214961. The reversal of 109864551214942 is 249412155468901.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×109864551214942² (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 (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 200482757418 + ... + 200482757965.

It is an arithmetic number, because the mean of its divisors is an integer number (20749965421122).

Almost surely, 2^{109864551214942} is an apocalyptic number.

109864551214942 is a deficient number, since it is larger than the sum of its proper divisors (56135172154034).

109864551214942 is a wasteful number, since it uses less digits than its factorization.

109864551214942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 400965515522.

The product of its (nonzero) digits is 24883200, while the sum is 61.

The spelling of 109864551214942 in words is "one hundred nine trillion, eight hundred sixty-four billion, five hundred fifty-one million, two hundred fourteen thousand, nine hundred forty-two".