2065551060 has 96 divisors (see below), whose sum is σ = 5962884480. Its totient is φ = 533993472.

The previous prime is 2065550999. The next prime is 2065551083. The reversal of 2065551060 is 601555602.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

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 in 31 ways as a sum of consecutive naturals, for example, 254424 + ... + 262416.

It is an arithmetic number, because the mean of its divisors is an integer number (62113380).

Almost surely, 2^2065551060 is an apocalyptic number.

2065551060 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2065551060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2981442240).

2065551060 is an abundant number, since it is smaller than the sum of its proper divisors (3897333420).

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

2065551060 is a wasteful number, since it uses less digits than its factorization.

2065551060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8137 (or 8135 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 30.

The square root of 2065551060 is about 45448.3339628638. Note that the first 3 decimals coincide. The cubic root of 2065551060 is about 1273.5382062709.

The spelling of 2065551060 in words is "two billion, sixty-five million, five hundred fifty-one thousand, sixty".