2085590516 has 6 divisors (see below), whose sum is σ = 3649783410. Its totient is φ = 1042795256.

The previous prime is 2085590483. The next prime is 2085590519. The reversal of 2085590516 is 6150955802.

It can be written as a sum of positive squares in only one way, i.e., 2012419600 + 73170916 = 44860^2 + 8554^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2085590519) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 260698811 + ... + 260698818.

It is an arithmetic number, because the mean of its divisors is an integer number (608297235).

Almost surely, 2^2085590516 is an apocalyptic number.

It is an amenable number.

2085590516 is a deficient number, since it is larger than the sum of its proper divisors (1564192894).

2085590516 is a wasteful number, since it uses less digits than its factorization.

2085590516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 521397633 (or 521397631 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 41.

The square root of 2085590516 is about 45668.2659622631. The cubic root of 2085590516 is about 1277.6434742730.

The spelling of 2085590516 in words is "two billion, eighty-five million, five hundred ninety thousand, five hundred sixteen".