720163027 has 16 divisors (see below), whose sum is σ = 783237600. Its totient is φ = 659622400.

The previous prime is 720162983. The next prime is 720163043. The reversal of 720163027 is 720361027.

It is a cyclic number.

It is not a de Polignac number, because 720163027 - 2¹⁹ = 719638739 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 720162986 and 720163004.

It is not an unprimeable number, because it can be changed into a prime (720163727) 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, 97749 + ... + 104857.

It is an arithmetic number, because the mean of its divisors is an integer number (48952350).

Almost surely, 2^720163027 is an apocalyptic number.

720163027 is a deficient number, since it is larger than the sum of its proper divisors (63074573).

720163027 is a wasteful number, since it uses less digits than its factorization.

720163027 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7286.

The product of its (nonzero) digits is 3528, while the sum is 28.

The square root of 720163027 is about 26835.8533868405. The cubic root of 720163027 is about 896.3485914260.

The spelling of 720163027 in words is "seven hundred twenty million, one hundred sixty-three thousand, twenty-seven".