2050640532 has 72 divisors (see below), whose sum is σ = 5419028160. Its totient is φ = 652608000.

The previous prime is 2050640513. The next prime is 2050640533. The reversal of 2050640532 is 2350460502.

2050640532 is a `hidden beast` number, since 20 + 50 + 64 + 0 + 532 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 2050640496 and 2050640505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2050640533) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 510532 + ... + 514532.

It is an arithmetic number, because the mean of its divisors is an integer number (75264280).

Almost surely, 2^2050640532 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2050640532, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2709514080).

2050640532 is an abundant number, since it is smaller than the sum of its proper divisors (3368387628).

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

2050640532 is a wasteful number, since it uses less digits than its factorization.

2050640532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4653 (or 4648 counting only the distinct ones).

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

The square root of 2050640532 is about 45283.9986308630. The cubic root of 2050640532 is about 1270.4663862529.

The spelling of 2050640532 in words is "two billion, fifty million, six hundred forty thousand, five hundred thirty-two".