2650782862340 has 24 divisors (see below), whose sum is σ = 5568711203160. Its totient is φ = 1059919394048.

The previous prime is 2650782862319. The next prime is 2650782862349. The reversal of 2650782862340 is 432682870562.

It can be written as a sum of positive squares in 4 ways, for example, as 9709343296 + 2641073519044 = 98536^2 + 1625138^2 .

It is not an unprimeable number, because it can be changed into a prime (2650782862349) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24554225 + ... + 24661944.

It is an arithmetic number, because the mean of its divisors is an integer number (232029633465).

Almost surely, 2^{2650782862340} is an apocalyptic number.

2650782862340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2650782862340 is an abundant number, since it is smaller than the sum of its proper divisors (2917928340820).

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

2650782862340 is a wasteful number, since it uses less digits than its factorization.

2650782862340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49218871 (or 49218869 counting only the distinct ones).

The product of its (nonzero) digits is 7741440, while the sum is 53.

The spelling of 2650782862340 in words is "two trillion, six hundred fifty billion, seven hundred eighty-two million, eight hundred sixty-two thousand, three hundred forty".