2085831016 has 8 divisors (see below), whose sum is σ = 3910933170. Its totient is φ = 1042915504.

The previous prime is 2085830993. The next prime is 2085831017. The reversal of 2085831016 is 6101385802.

It can be written as a sum of positive squares in only one way, i.e., 1685430916 + 400400100 = 41054^2 + 20010^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (2085831017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130364431 + ... + 130364446.

Almost surely, 2^2085831016 is an apocalyptic number.

It is an amenable number.

2085831016 is a deficient number, since it is larger than the sum of its proper divisors (1825102154).

2085831016 is a wasteful number, since it uses less digits than its factorization.

2085831016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260728883 (or 260728879 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 34.

The square root of 2085831016 is about 45670.8990058221. The cubic root of 2085831016 is about 1277.6925828976.

The spelling of 2085831016 in words is "two billion, eighty-five million, eight hundred thirty-one thousand, sixteen".