2094655680 has 448 divisors, whose sum is σ = 8433694080. Its totient is φ = 484835328.

The previous prime is 2094655669. The next prime is 2094655687. The reversal of 2094655680 is 865564902.

2094655680 is a `hidden beast` number, since 2 + 0 + 94 + 6 + 556 + 8 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (2094655687) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1908892 + ... + 1909988.

It is an arithmetic number, because the mean of its divisors is an integer number (18825210).

Almost surely, 2^2094655680 is an apocalyptic number.

2094655680 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 2094655680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4216847040).

2094655680 is an abundant number, since it is smaller than the sum of its proper divisors (6339038400).

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

2094655680 is a wasteful number, since it uses less digits than its factorization.

2094655680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1153 (or 1137 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 45.

The square root of 2094655680 is about 45767.4084911960. The cubic root of 2094655680 is about 1279.4919207471.

The spelling of 2094655680 in words is "two billion, ninety-four million, six hundred fifty-five thousand, six hundred eighty".