4081198368 has 48 divisors (see below), whose sum is σ = 11537237376. Its totient is φ = 1255752960.

The previous prime is 4081198339. The next prime is 4081198369. The reversal of 4081198368 is 8638911804.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (4081198369) 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, 1633848 + ... + 1636343.

It is an arithmetic number, because the mean of its divisors is an integer number (240359112).

Almost surely, 2^4081198368 is an apocalyptic number.

4081198368 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

4081198368 is an abundant number, since it is smaller than the sum of its proper divisors (7456039008).

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

4081198368 is a wasteful number, since it uses less digits than its factorization.

4081198368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3270217 (or 3270209 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 48.

The square root of 4081198368 is about 63884.2575913660. The cubic root of 4081198368 is about 1598.0703779514.

The spelling of 4081198368 in words is "four billion, eighty-one million, one hundred ninety-eight thousand, three hundred sixty-eight".