1085406422873 has 8 divisors (see below), whose sum is σ = 1088802754176. Its totient is φ = 1082010798000.

The previous prime is 1085406422813. The next prime is 1085406422887. The reversal of 1085406422873 is 3782246045801.

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

It is a cyclic number.

It is not a de Polignac number, because 1085406422873 - 2²⁰ = 1085405374297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1085406422813) 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, 2989715 + ... + 3333047.

It is an arithmetic number, because the mean of its divisors is an integer number (136100344272).

Almost surely, 2^{1085406422873} is an apocalyptic number.

It is an amenable number.

1085406422873 is a deficient number, since it is larger than the sum of its proper divisors (3396331303).

1085406422873 is an equidigital number, since it uses as much as digits as its factorization.

1085406422873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 353215.

The product of its (nonzero) digits is 2580480, while the sum is 50.

The spelling of 1085406422873 in words is "one trillion, eighty-five billion, four hundred six million, four hundred twenty-two thousand, eight hundred seventy-three".