4038363640 has 16 divisors (see below), whose sum is σ = 9086318280. Its totient is φ = 1615345440.

The previous prime is 4038363629. The next prime is 4038363643. The reversal of 4038363640 is 463638304.

4038363640 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 4038363640.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4038363643) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50479506 + ... + 50479585.

Almost surely, 2^4038363640 is an apocalyptic number.

4038363640 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4038363640 is an abundant number, since it is smaller than the sum of its proper divisors (5047954640).

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

4038363640 is a wasteful number, since it uses less digits than its factorization.

4038363640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100959102 (or 100959098 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 37.

The square root of 4038363640 is about 63548.1206645798. The cubic root of 4038363640 is about 1592.4597871892.

The spelling of 4038363640 in words is "four billion, thirty-eight million, three hundred sixty-three thousand, six hundred forty".