730189145499893 has 2 divisors, whose sum is σ = 730189145499894. Its totient is φ = 730189145499892.

The previous prime is 730189145499829. The next prime is 730189145499901. The reversal of 730189145499893 is 398994541981037.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 695682720136804 + 34506425363089 = 26375798^2 + 5874217^2 .

It is a cyclic number.

It is not a de Polignac number, because 730189145499893 - 2⁶ = 730189145499829 is a prime.

It is a super-2 number, since 2×730189145499893² (a number of 31 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (730189145499823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 365094572749946 + 365094572749947.

It is an arithmetic number, because the mean of its divisors is an integer number (365094572749947).

Almost surely, 2^{730189145499893} is an apocalyptic number.

It is an amenable number.

730189145499893 is a deficient number, since it is larger than the sum of its proper divisors (1).

730189145499893 is an equidigital number, since it uses as much as digits as its factorization.

730189145499893 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2116316160, while the sum is 80.

The spelling of 730189145499893 in words is "seven hundred thirty trillion, one hundred eighty-nine billion, one hundred forty-five million, four hundred ninety-nine thousand, eight hundred ninety-three".