1085258910 has 64 divisors (see below), whose sum is σ = 2860945920. Its totient is φ = 262247040.

The previous prime is 1085258843. The next prime is 1085258939. The reversal of 1085258910 is 198525801.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 28281 + ... + 54500.

It is an arithmetic number, because the mean of its divisors is an integer number (44702280).

Almost surely, 2^1085258910 is an apocalyptic number.

1085258910 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1085258910 is an abundant number, since it is smaller than the sum of its proper divisors (1775687010).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1085258910 is a wasteful number, since it uses less digits than its factorization.

1085258910 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82833.

The product of its (nonzero) digits is 28800, while the sum is 39.

The square root of 1085258910 is about 32943.2680528207. The cubic root of 1085258910 is about 1027.6481703904.

The spelling of 1085258910 in words is "one billion, eighty-five million, two hundred fifty-eight thousand, nine hundred ten".