1812070217275 has 6 divisors (see below), whose sum is σ = 2246967069452. Its totient is φ = 1449656173800.

The previous prime is 1812070217267. The next prime is 1812070217299. The reversal of 1812070217275 is 5727120702181.

It is not a de Polignac number, because 1812070217275 - 2³ = 1812070217267 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 36241404321 + ... + 36241404370.

Almost surely, 2^{1812070217275} is an apocalyptic number.

1812070217275 is a deficient number, since it is larger than the sum of its proper divisors (434896852177).

1812070217275 is an equidigital number, since it uses as much as digits as its factorization.

1812070217275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72482808701 (or 72482808696 counting only the distinct ones).

The product of its (nonzero) digits is 109760, while the sum is 43.

The spelling of 1812070217275 in words is "one trillion, eight hundred twelve billion, seventy million, two hundred seventeen thousand, two hundred seventy-five".