4138178928 has 40 divisors (see below), whose sum is σ = 11512627728. Its totient is φ = 1273285632.

The previous prime is 4138178923. The next prime is 4138178953. The reversal of 4138178928 is 8298718314.

It is a super-3 number, since 3×4138178928³ (a number of 30 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4138178923) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3315225 + ... + 3316472.

Almost surely, 2^4138178928 is an apocalyptic number.

4138178928 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

4138178928 is an abundant number, since it is smaller than the sum of its proper divisors (7374448800).

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

4138178928 is a wasteful number, since it uses less digits than its factorization.

4138178928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6631721 (or 6631715 counting only the distinct ones).

The product of its digits is 774144, while the sum is 51.

The square root of 4138178928 is about 64328.6788920774. The cubic root of 4138178928 is about 1605.4733034108.

The spelling of 4138178928 in words is "four billion, one hundred thirty-eight million, one hundred seventy-eight thousand, nine hundred twenty-eight".