4091292660 has 384 divisors, whose sum is σ = 14631321600. Its totient is φ = 831338496.

The previous prime is 4091292659. The next prime is 4091292661. The reversal of 4091292660 is 662921904.

It is an interprime number because it is at equal distance from previous prime (4091292659) and next prime (4091292661).

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4091292661) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 27458266 + ... + 27458414.

It is an arithmetic number, because the mean of its divisors is an integer number (38102400).

Almost surely, 2^4091292660 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 4091292660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7315660800).

4091292660 is an abundant number, since it is smaller than the sum of its proper divisors (10540028940).

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

4091292660 is a wasteful number, since it uses less digits than its factorization.

4091292660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 335 (or 333 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 39.

The square root of 4091292660 is about 63963.2133339156. The cubic root of 4091292660 is about 1599.3868301484.

The spelling of 4091292660 in words is "four billion, ninety-one million, two hundred ninety-two thousand, six hundred sixty".