2064350520 has 96 divisors (see below), whose sum is σ = 6728248800. Its totient is φ = 548925696.

The previous prime is 2064350503. The next prime is 2064350537. The reversal of 2064350520 is 250534602.

2064350520 is a `hidden beast` number, since 206 + 435 + 0 + 5 + 20 = 666.

It is an interprime number because it is at equal distance from previous prime (2064350503) and next prime (2064350537).

It is a congruent number.

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, 121254 + ... + 137226.

It is an arithmetic number, because the mean of its divisors is an integer number (70085925).

Almost surely, 2^2064350520 is an apocalyptic number.

2064350520 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 2064350520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3364124400).

2064350520 is an abundant number, since it is smaller than the sum of its proper divisors (4663898280).

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

2064350520 is a wasteful number, since it uses less digits than its factorization.

2064350520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16349 (or 16342 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 2064350520 is about 45435.1242982783. The cubic root of 2064350520 is about 1273.2914230759.

It can be divided in two parts, 20643505 and 20, that added together give a triangular number (20643525 = T₆₄₂₅).

The spelling of 2064350520 in words is "two billion, sixty-four million, three hundred fifty thousand, five hundred twenty".