716919623 has 16 divisors (see below), whose sum is σ = 838149120. Its totient is φ = 600436896.

The previous prime is 716919611. The next prime is 716919629. The reversal of 716919623 is 326919617.

It is a cyclic number.

It is not a de Polignac number, because 716919623 - 2¹² = 716915527 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (716919629) 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 15 ways as a sum of consecutive naturals, for example, 252908 + ... + 255726.

It is an arithmetic number, because the mean of its divisors is an integer number (52384320).

Almost surely, 2^716919623 is an apocalyptic number.

716919623 is a deficient number, since it is larger than the sum of its proper divisors (121229497).

716919623 is a wasteful number, since it uses less digits than its factorization.

716919623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3646.

The product of its digits is 122472, while the sum is 44.

The square root of 716919623 is about 26775.3547688915. The cubic root of 716919623 is about 895.0009354671. Note that the first 3 decimals are identical.

The spelling of 716919623 in words is "seven hundred sixteen million, nine hundred nineteen thousand, six hundred twenty-three".