75118111217 has 8 divisors (see below), whose sum is σ = 76872870624. Its totient is φ = 73363707648.

The previous prime is 75118111207. The next prime is 75118111223. The reversal of 75118111217 is 71211181157.

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

It is not a de Polignac number, because 75118111217 - 2⁸ = 75118110961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (75118111207) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 364898 + ... + 532340.

It is an arithmetic number, because the mean of its divisors is an integer number (9609108828).

Almost surely, 2^75118111217 is an apocalyptic number.

It is an amenable number.

75118111217 is a deficient number, since it is larger than the sum of its proper divisors (1754759407).

75118111217 is a wasteful number, since it uses less digits than its factorization.

75118111217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177919.

The product of its digits is 3920, while the sum is 35.

The spelling of 75118111217 in words is "seventy-five billion, one hundred eighteen million, one hundred eleven thousand, two hundred seventeen".