109145967893745 has 8 divisors (see below), whose sum is σ = 174633548630016. Its totient is φ = 58211182876656.

The previous prime is 109145967893731. The next prime is 109145967893759. The reversal of 109145967893745 is 547398769541901.

It is an interprime number because it is at equal distance from previous prime (109145967893731) and next prime (109145967893759).

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

It is not a de Polignac number, because 109145967893745 - 2³³ = 109137377959153 is a prime.

It is a super-2 number, since 2×109145967893745² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3638198929777 + ... + 3638198929806.

It is an arithmetic number, because the mean of its divisors is an integer number (21829193578752).

Almost surely, 2^{109145967893745} is an apocalyptic number.

109145967893745 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

109145967893745 is a deficient number, since it is larger than the sum of its proper divisors (65487580736271).

109145967893745 is an equidigital number, since it uses as much as digits as its factorization.

109145967893745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7276397859591.

The product of its (nonzero) digits is 2057529600, while the sum is 78.

The spelling of 109145967893745 in words is "one hundred nine trillion, one hundred forty-five billion, nine hundred sixty-seven million, eight hundred ninety-three thousand, seven hundred forty-five".