4091667712 has 144 divisors (see below), whose sum is σ = 9522358272. Its totient is φ = 1734082560.

The previous prime is 4091667691. The next prime is 4091667791. The reversal of 4091667712 is 2177661904.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6079408 + ... + 6080080.

It is an arithmetic number, because the mean of its divisors is an integer number (66127488).

Almost surely, 2^4091667712 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 4091667712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4761179136).

4091667712 is an abundant number, since it is smaller than the sum of its proper divisors (5430690560).

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

4091667712 is a wasteful number, since it uses less digits than its factorization.

4091667712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 844 (or 830 counting only the distinct ones).

The product of its (nonzero) digits is 127008, while the sum is 43.

The square root of 4091667712 is about 63966.1450456411. The cubic root of 4091667712 is about 1599.4357010025.

The spelling of 4091667712 in words is "four billion, ninety-one million, six hundred sixty-seven thousand, seven hundred twelve".