659642453495 has 16 divisors (see below), whose sum is σ = 801310985280. Its totient is φ = 521246947584.

The previous prime is 659642453467. The next prime is 659642453557. The reversal of 659642453495 is 594354246956.

It is a cyclic number.

It is not a de Polignac number, because 659642453495 - 2¹² = 659642449399 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1446014 + ... + 1846683.

It is an arithmetic number, because the mean of its divisors is an integer number (50081936580).

Almost surely, 2^659642453495 is an apocalyptic number.

659642453495 is a deficient number, since it is larger than the sum of its proper divisors (141668531785).

659642453495 is a wasteful number, since it uses less digits than its factorization.

659642453495 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3293194.

The product of its digits is 139968000, while the sum is 62.

The spelling of 659642453495 in words is "six hundred fifty-nine billion, six hundred forty-two million, four hundred fifty-three thousand, four hundred ninety-five".