4350120115209 has 32 divisors (see below), whose sum is σ = 6602843520000. Its totient is φ = 2521698125760.

The previous prime is 4350120115207. The next prime is 4350120115309. The reversal of 4350120115209 is 9025110210534.

It is a happy number.

It is not a de Polignac number, because 4350120115209 - 2¹ = 4350120115207 is a prime.

It is a super-2 number, since 2×4350120115209² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 4350120115209.

It is not an unprimeable number, because it can be changed into a prime (4350120115207) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19126842 + ... + 19352940.

It is an arithmetic number, because the mean of its divisors is an integer number (206338860000).

Almost surely, 2^{4350120115209} is an apocalyptic number.

It is an amenable number.

4350120115209 is a deficient number, since it is larger than the sum of its proper divisors (2252723404791).

4350120115209 is a wasteful number, since it uses less digits than its factorization.

4350120115209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251485.

The product of its (nonzero) digits is 10800, while the sum is 33.

The spelling of 4350120115209 in words is "four trillion, three hundred fifty billion, one hundred twenty million, one hundred fifteen thousand, two hundred nine".