4135163640 has 128 divisors (see below), whose sum is σ = 13212279360. Its totient is φ = 1031757824.

The previous prime is 4135163603. The next prime is 4135163651. The reversal of 4135163640 is 463615314.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 347062 + ... + 358778.

Almost surely, 2^4135163640 is an apocalyptic number.

4135163640 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4135163640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6606139680).

4135163640 is an abundant number, since it is smaller than the sum of its proper divisors (9077115720).

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

4135163640 is a wasteful number, since it uses less digits than its factorization.

4135163640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11921 (or 11917 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 33.

The square root of 4135163640 is about 64305.2380448125. The cubic root of 4135163640 is about 1605.0832654466.

Adding to 4135163640 its reverse (463615314), we get a palindrome (4598778954).

The spelling of 4135163640 in words is "four billion, one hundred thirty-five million, one hundred sixty-three thousand, six hundred forty".