4165231035780 has 240 divisors, whose sum is σ = 13892057625600. Its totient is φ = 1045389639168.

The previous prime is 4165231035769. The next prime is 4165231035781. The reversal of 4165231035780 is 875301325614.

It is a happy number.

4165231035780 is a `hidden beast` number, since 4 + 1 + 6 + 523 + 10 + 35 + 7 + 80 = 666.

4165231035780 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (4165231035781) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 6381021 + ... + 7003419.

It is an arithmetic number, because the mean of its divisors is an integer number (57883573440).

Almost surely, 2^{4165231035780} 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 4165231035780, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6946028812800).

4165231035780 is an abundant number, since it is smaller than the sum of its proper divisors (9726826589820).

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

4165231035780 is an equidigital number, since it uses as much as digits as its factorization.

4165231035780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 622452 (or 622426 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 45.

The spelling of 4165231035780 in words is "four trillion, one hundred sixty-five billion, two hundred thirty-one million, thirty-five thousand, seven hundred eighty".