158966361683 has 4 divisors (see below), whose sum is σ = 159181472520. Its totient is φ = 158751250848.

The previous prime is 158966361649. The next prime is 158966361709. The reversal of 158966361683 is 386163669851.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-158966361683 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (158966367683) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 107554310 + ... + 107555787.

It is an arithmetic number, because the mean of its divisors is an integer number (39795368130).

Almost surely, 2^158966361683 is an apocalyptic number.

158966361683 is a deficient number, since it is larger than the sum of its proper divisors (215110837).

158966361683 is an equidigital number, since it uses as much as digits as its factorization.

158966361683 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215110836.

The product of its digits is 33592320, while the sum is 62.

The spelling of 158966361683 in words is "one hundred fifty-eight billion, nine hundred sixty-six million, three hundred sixty-one thousand, six hundred eighty-three".