659541294247 has 8 divisors (see below), whose sum is σ = 724751417232. Its totient is φ = 595206475200.

The previous prime is 659541294233. The next prime is 659541294253. The reversal of 659541294247 is 742492145956.

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

It is a cyclic number.

It is not a de Polignac number, because 659541294247 - 2²³ = 659532905639 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 659541294191 and 659541294200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (659541294287) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 218824404 + ... + 218827417.

It is an arithmetic number, because the mean of its divisors is an integer number (90593927154).

Almost surely, 2^659541294247 is an apocalyptic number.

659541294247 is a deficient number, since it is larger than the sum of its proper divisors (65210122985).

659541294247 is a wasteful number, since it uses less digits than its factorization.

659541294247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 437651969.

The product of its digits is 21772800, while the sum is 58.

The spelling of 659541294247 in words is "six hundred fifty-nine billion, five hundred forty-one million, two hundred ninety-four thousand, two hundred forty-seven".