158685211364 has 12 divisors (see below), whose sum is σ = 277739062188. Its totient is φ = 79331193600.

The previous prime is 158685211303. The next prime is 158685211403. The reversal of 158685211364 is 463112586851.

It can be written as a sum of positive squares in 2 ways, for example, as 145319539264 + 13365672100 = 381208^2 + 115610^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2821697 + ... + 2877384.

It is an arithmetic number, because the mean of its divisors is an integer number (23144921849).

Almost surely, 2^158685211364 is an apocalyptic number.

It is an amenable number.

158685211364 is a deficient number, since it is larger than the sum of its proper divisors (119053850824).

158685211364 is a wasteful number, since it uses less digits than its factorization.

158685211364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5706046 (or 5706044 counting only the distinct ones).

The product of its digits is 1382400, while the sum is 50.

The spelling of 158685211364 in words is "one hundred fifty-eight billion, six hundred eighty-five million, two hundred eleven thousand, three hundred sixty-four".