2040647700 has 288 divisors, whose sum is σ = 7696007424. Its totient is φ = 405135360.

The previous prime is 2040647681. The next prime is 2040647737. The reversal of 2040647700 is 77460402.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 461902 + ... + 466298.

It is an arithmetic number, because the mean of its divisors is an integer number (26722248).

Almost surely, 2^2040647700 is an apocalyptic number.

2040647700 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 2040647700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3848003712).

2040647700 is an abundant number, since it is smaller than the sum of its proper divisors (5655359724).

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

2040647700 is a wasteful number, since it uses less digits than its factorization.

2040647700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4451 (or 4444 counting only the distinct ones).

The product of its (nonzero) digits is 9408, while the sum is 30.

The square root of 2040647700 is about 45173.5287530208. The cubic root of 2040647700 is about 1268.3993516015.

The spelling of 2040647700 in words is "two billion, forty million, six hundred forty-seven thousand, seven hundred".