720459234871 has 2 divisors, whose sum is σ = 720459234872. Its totient is φ = 720459234870.

The previous prime is 720459234853. The next prime is 720459234883. The reversal of 720459234871 is 178432954027.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 720459234871 - 2²⁵ = 720425680439 is a prime.

It is a super-2 number, since 2×720459234871² (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 (720459234571) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 360229617435 + 360229617436.

It is an arithmetic number, because the mean of its divisors is an integer number (360229617436).

Almost surely, 2^720459234871 is an apocalyptic number.

720459234871 is a deficient number, since it is larger than the sum of its proper divisors (1).

720459234871 is an equidigital number, since it uses as much as digits as its factorization.

720459234871 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3386880, while the sum is 52.

The spelling of 720459234871 in words is "seven hundred twenty billion, four hundred fifty-nine million, two hundred thirty-four thousand, eight hundred seventy-one".