159297763685 has 8 divisors (see below), whose sum is σ = 191309156640. Its totient is φ = 127336984144.

The previous prime is 159297763661. The next prime is 159297763693. The reversal of 159297763685 is 586367792951.

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 159297763685 - 2⁶ = 159297763621 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12646427 + ... + 12659016.

It is an arithmetic number, because the mean of its divisors is an integer number (23913644580).

Almost surely, 2^159297763685 is an apocalyptic number.

It is an amenable number.

159297763685 is a deficient number, since it is larger than the sum of its proper divisors (32011392955).

159297763685 is a wasteful number, since it uses less digits than its factorization.

159297763685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25306707.

The product of its digits is 171460800, while the sum is 68.

The spelling of 159297763685 in words is "one hundred fifty-nine billion, two hundred ninety-seven million, seven hundred sixty-three thousand, six hundred eighty-five".