4051911168 has 80 divisors (see below), whose sum is σ = 11993979360. Its totient is φ = 1350632448.

The previous prime is 4051911161. The next prime is 4051911191. The reversal of 4051911168 is 8611191504.

It is a happy number.

4051911168 is a `hidden beast` number, since 405 + 1 + 91 + 1 + 168 = 666.

It is a super-2 number, since 2×4051911168² = 32835968226726248448, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (4051911161) 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, 132730 + ... + 160377.

It is an arithmetic number, because the mean of its divisors is an integer number (149924742).

Almost surely, 2^4051911168 is an apocalyptic number.

4051911168 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

4051911168 is an abundant number, since it is smaller than the sum of its proper divisors (7942068192).

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

4051911168 is an equidigital number, since it uses as much as digits as its factorization.

4051911168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 293134 (or 293112 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 36.

The square root of 4051911168 is about 63654.6240896920. The cubic root of 4051911168 is about 1594.2385450921.

The spelling of 4051911168 in words is "four billion, fifty-one million, nine hundred eleven thousand, one hundred sixty-eight".