4055650040 has 32 divisors (see below), whose sum is σ = 9827153280. Its totient is φ = 1497470592.

The previous prime is 4055650021. The next prime is 4055650043. The reversal of 4055650040 is 400565504.

It is a junction number, because it is equal to n+sod(n) for n = 4055649985 and 4055650012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4055650043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3899144 + ... + 3900183.

It is an arithmetic number, because the mean of its divisors is an integer number (307098540).

Almost surely, 2^4055650040 is an apocalyptic number.

4055650040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4055650040 is an abundant number, since it is smaller than the sum of its proper divisors (5771503240).

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

4055650040 is a wasteful number, since it uses less digits than its factorization.

4055650040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7799351 (or 7799347 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 29.

The square root of 4055650040 is about 63683.9857421000. The cubic root of 4055650040 is about 1594.7287517432.

The spelling of 4055650040 in words is "four billion, fifty-five million, six hundred fifty thousand, forty".