659719097191 has 16 divisors (see below), whose sum is σ = 822817912320. Its totient is φ = 513872462880.

The previous prime is 659719097171. The next prime is 659719097197. The reversal of 659719097191 is 191790917956.

659719097191 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 659719097191 - 2¹³ = 659719088999 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (659719097197) 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, 1414576 + ... + 1822213.

It is an arithmetic number, because the mean of its divisors is an integer number (51426119520).

Almost surely, 2^659719097191 is an apocalyptic number.

659719097191 is a deficient number, since it is larger than the sum of its proper divisors (163098815129).

659719097191 is a wasteful number, since it uses less digits than its factorization.

659719097191 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3239454.

The product of its (nonzero) digits is 9644670, while the sum is 64.

The spelling of 659719097191 in words is "six hundred fifty-nine billion, seven hundred nineteen million, ninety-seven thousand, one hundred ninety-one".