4091102308240 has 20 divisors (see below), whose sum is σ = 9511812866844. Its totient is φ = 1636440923264.

The previous prime is 4091102308213. The next prime is 4091102308253. The reversal of 4091102308240 is 428032011904.

It can be written as a sum of positive squares in 2 ways, for example, as 3084716144896 + 1006386163344 = 1756336^2 + 1003188^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a junction number, because it is equal to n+sod(n) for n = 4091102308196 and 4091102308205.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25569389347 + ... + 25569389506.

Almost surely, 2^{4091102308240} is an apocalyptic number.

4091102308240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4091102308240 is an abundant number, since it is smaller than the sum of its proper divisors (5420710558604).

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

4091102308240 is a wasteful number, since it uses less digits than its factorization.

4091102308240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51138778866 (or 51138778860 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 34.

The spelling of 4091102308240 in words is "four trillion, ninety-one billion, one hundred two million, three hundred eight thousand, two hundred forty".