730722702373 has 2 divisors, whose sum is σ = 730722702374. Its totient is φ = 730722702372.

The previous prime is 730722702349. The next prime is 730722702383. The reversal of 730722702373 is 373207227037.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 729645681249 + 1077021124 = 854193^2 + 32818^2 .

It is an emirp because it is prime and its reverse (373207227037) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-730722702373 is a prime.

It is a super-2 number, since 2×730722702373² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (730722702313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 365361351186 + 365361351187.

It is an arithmetic number, because the mean of its divisors is an integer number (365361351187).

Almost surely, 2^730722702373 is an apocalyptic number.

It is an amenable number.

730722702373 is a deficient number, since it is larger than the sum of its proper divisors (1).

730722702373 is an equidigital number, since it uses as much as digits as its factorization.

730722702373 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 518616, while the sum is 43.

The spelling of 730722702373 in words is "seven hundred thirty billion, seven hundred twenty-two million, seven hundred two thousand, three hundred seventy-three".