4168734648 has 128 divisors (see below), whose sum is σ = 11636116800. Its totient is φ = 1236197376.

The previous prime is 4168734599. The next prime is 4168734673. The reversal of 4168734648 is 8464378614.

It is a self number, because there is not a number n which added to its sum of digits gives 4168734648.

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, 1256640 + ... + 1259952.

Almost surely, 2^4168734648 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 4168734648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5818058400).

4168734648 is an abundant number, since it is smaller than the sum of its proper divisors (7467382152).

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

4168734648 is a wasteful number, since it uses less digits than its factorization.

4168734648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3481 (or 3477 counting only the distinct ones).

The product of its digits is 3096576, while the sum is 51.

The square root of 4168734648 is about 64565.7389642526. The cubic root of 4168734648 is about 1609.4151455159.

The spelling of 4168734648 in words is "four billion, one hundred sixty-eight million, seven hundred thirty-four thousand, six hundred forty-eight".