2650378080 has 192 divisors, whose sum is σ = 9799695360. Its totient is φ = 589400064.

The previous prime is 2650378061. The next prime is 2650378127. The reversal of 2650378080 is 808730562.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 113661 + ... + 134979.

It is an arithmetic number, because the mean of its divisors is an integer number (51040080).

Almost surely, 2^2650378080 is an apocalyptic number.

2650378080 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 2650378080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4899847680).

2650378080 is an abundant number, since it is smaller than the sum of its proper divisors (7149317280).

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

2650378080 is a wasteful number, since it uses less digits than its factorization.

2650378080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21381 (or 21373 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 39.

The square root of 2650378080 is about 51481.8228115517. The cubic root of 2650378080 is about 1383.8933115215.

The spelling of 2650378080 in words is "two billion, six hundred fifty million, three hundred seventy-eight thousand, eighty".