719920563 has 8 divisors (see below), whose sum is σ = 992994000. Its totient is φ = 463397088.

The previous prime is 719920559. The next prime is 719920589. The reversal of 719920563 is 365029917.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 719920563 - 2² = 719920559 is a prime.

It is not an unprimeable number, because it can be changed into a prime (719920163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4137388 + ... + 4137561.

It is an arithmetic number, because the mean of its divisors is an integer number (124124250).

Almost surely, 2^719920563 is an apocalyptic number.

719920563 is a deficient number, since it is larger than the sum of its proper divisors (273073437).

719920563 is a wasteful number, since it uses less digits than its factorization.

719920563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8274981.

The product of its (nonzero) digits is 102060, while the sum is 42.

The square root of 719920563 is about 26831.3354680679. The cubic root of 719920563 is about 896.2479861224.

The spelling of 719920563 in words is "seven hundred nineteen million, nine hundred twenty thousand, five hundred sixty-three".