4638148068 has 24 divisors (see below), whose sum is σ = 10823524768. Its totient is φ = 1545880896.

The previous prime is 4638148043. The next prime is 4638148079. The reversal of 4638148068 is 8608418364.

It is a super-3 number, since 3×4638148068³ (a number of 30 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 147855 + ... + 176457.

Almost surely, 2^4638148068 is an apocalyptic number.

It is an amenable number.

4638148068 is an abundant number, since it is smaller than the sum of its proper divisors (6185376700).

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

4638148068 is a wasteful number, since it uses less digits than its factorization.

4638148068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42123 (or 42121 counting only the distinct ones).

The product of its (nonzero) digits is 884736, while the sum is 48.

The square root of 4638148068 is about 68103.9504581049. The cubic root of 4638148068 is about 1667.6882529600.

It can be divided in two parts, 46381 and 48068, that added together give a palindrome (94449).

The spelling of 4638148068 in words is "four billion, six hundred thirty-eight million, one hundred forty-eight thousand, sixty-eight".