3040550640 has 480 divisors, whose sum is σ = 11375432640. Its totient is φ = 724598784.

The previous prime is 3040550633. The next prime is 3040550641. The reversal of 3040550640 is 460550403.

3040550640 is a `hidden beast` number, since 30 + 40 + 550 + 6 + 40 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3040550641) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 27894906 + ... + 27895014.

It is an arithmetic number, because the mean of its divisors is an integer number (23698818).

Almost surely, 2^3040550640 is an apocalyptic number.

3040550640 is a gapful number since it is divisible by the number (30) 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 3040550640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5687716320).

3040550640 is an abundant number, since it is smaller than the sum of its proper divisors (8334882000).

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

3040550640 is a wasteful number, since it uses less digits than its factorization.

3040550640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 241 (or 232 counting only the distinct ones).

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

The square root of 3040550640 is about 55141.1882352929. The cubic root of 3040550640 is about 1448.7187476989.

The spelling of 3040550640 in words is "three billion, forty million, five hundred fifty thousand, six hundred forty".