719695465097 has 12 divisors (see below), whose sum is σ = 837284259780. Its totient is φ = 616817357856.

The previous prime is 719695465081. The next prime is 719695465133. The reversal of 719695465097 is 790564596917.

It can be written as a sum of positive squares in 2 ways, for example, as 713583978121 + 6111486976 = 844739^2 + 78176^2 .

It is not a de Polignac number, because 719695465097 - 2⁴ = 719695465081 is a prime.

It is a Smith number, since the sum of its digits (68) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (719695465057) 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 11 ways as a sum of consecutive naturals, for example, 290858 + ... + 1234499.

It is an arithmetic number, because the mean of its divisors is an integer number (69773688315).

Almost surely, 2^719695465097 is an apocalyptic number.

It is an amenable number.

719695465097 is a deficient number, since it is larger than the sum of its proper divisors (117588794683).

719695465097 is a wasteful number, since it uses less digits than its factorization.

719695465097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1535000 (or 1534993 counting only the distinct ones).

The product of its (nonzero) digits is 128595600, while the sum is 68.

The spelling of 719695465097 in words is "seven hundred nineteen billion, six hundred ninety-five million, four hundred sixty-five thousand, ninety-seven".