4351243020 has 48 divisors (see below), whose sum is σ = 12192622848. Its totient is φ = 1159460800.

The previous prime is 4351243009. The next prime is 4351243021. The reversal of 4351243020 is 203421534.

It is not an unprimeable number, because it can be changed into a prime (4351243021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55495 + ... + 108545.

It is an arithmetic number, because the mean of its divisors is an integer number (254012976).

Almost surely, 2^4351243020 is an apocalyptic number.

It is an amenable number.

4351243020 is an abundant number, since it is smaller than the sum of its proper divisors (7841379828).

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

4351243020 is a wasteful number, since it uses less digits than its factorization.

4351243020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54430 (or 54428 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 4351243020 is about 65963.9524285803. The cubic root of 4351243020 is about 1632.5673743932.

Adding to 4351243020 its reverse (203421534), we get a palindrome (4554664554).

The spelling of 4351243020 in words is "four billion, three hundred fifty-one million, two hundred forty-three thousand, twenty".