2065650600 has 96 divisors (see below), whose sum is σ = 6896121120. Its totient is φ = 508465920.

The previous prime is 2065650581. The next prime is 2065650619. The reversal of 2065650600 is 60565602.

It is an interprime number because it is at equal distance from previous prime (2065650581) and next prime (2065650619).

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

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 124614 + ... + 140213.

It is an arithmetic number, because the mean of its divisors is an integer number (71834595).

Almost surely, 2^2065650600 is an apocalyptic number.

2065650600 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2065650600 is an abundant number, since it is smaller than the sum of its proper divisors (4830470520).

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

2065650600 is a wasteful number, since it uses less digits than its factorization.

2065650600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264859 (or 264850 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 2065650600 is about 45449.4290393180. The cubic root of 2065650600 is about 1273.5586634359.

The spelling of 2065650600 in words is "two billion, sixty-five million, six hundred fifty thousand, six hundred".