1085031205577 has 8 divisors (see below), whose sum is σ = 1186495400160. Its totient is φ = 984037843360.

The previous prime is 1085031205537. The next prime is 1085031205597. The reversal of 1085031205577 is 7755021305801.

1085031205577 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a de Polignac number, because none of the positive numbers 2^k-1085031205577 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1085031205537) 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, 117703268 + ... + 117712485.

It is an arithmetic number, because the mean of its divisors is an integer number (148311925020).

Almost surely, 2^{1085031205577} is an apocalyptic number.

It is an amenable number.

1085031205577 is a deficient number, since it is larger than the sum of its proper divisors (101464194583).

1085031205577 is a wasteful number, since it uses less digits than its factorization.

1085031205577 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235416183.

The product of its (nonzero) digits is 294000, while the sum is 44.

The spelling of 1085031205577 in words is "one trillion, eighty-five billion, thirty-one million, two hundred five thousand, five hundred seventy-seven".