730872318443 has 4 divisors (see below), whose sum is σ = 731773518168. Its totient is φ = 729971118720.

The previous prime is 730872318419. The next prime is 730872318461. The reversal of 730872318443 is 344813278037.

730872318443 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 730872318443 - 2¹⁶ = 730872252907 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 730872318391 and 730872318400.

It is not an unprimeable number, because it can be changed into a prime (730872318403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 450598646 + ... + 450600267.

It is an arithmetic number, because the mean of its divisors is an integer number (182943379542).

Almost surely, 2^730872318443 is an apocalyptic number.

730872318443 is a deficient number, since it is larger than the sum of its proper divisors (901199725).

730872318443 is an equidigital number, since it uses as much as digits as its factorization.

730872318443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 901199724.

The product of its (nonzero) digits is 2709504, while the sum is 50.

The spelling of 730872318443 in words is "seven hundred thirty billion, eight hundred seventy-two million, three hundred eighteen thousand, four hundred forty-three".