4038155604 has 144 divisors (see below), whose sum is σ = 12157157376. Its totient is φ = 1105876800.

The previous prime is 4038155603. The next prime is 4038155647. The reversal of 4038155604 is 4065518304.

It is a happy number.

4038155604 is a `hidden beast` number, since 4 + 0 + 38 + 15 + 5 + 604 = 666.

4038155604 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4038155603) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 833469 + ... + 838299.

It is an arithmetic number, because the mean of its divisors is an integer number (84424704).

Almost surely, 2^4038155604 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4038155604, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6078578688).

4038155604 is an abundant number, since it is smaller than the sum of its proper divisors (8119001772).

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

4038155604 is a wasteful number, since it uses less digits than its factorization.

4038155604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4986 (or 4981 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 36.

The square root of 4038155604 is about 63546.4838051642. The cubic root of 4038155604 is about 1592.4324415708.

The spelling of 4038155604 in words is "four billion, thirty-eight million, one hundred fifty-five thousand, six hundred four".