158641126106 has 4 divisors (see below), whose sum is σ = 237961689162. Its totient is φ = 79320563052.

The previous prime is 158641126093. The next prime is 158641126157. The reversal of 158641126106 is 601621146851.

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

It can be written as a sum of positive squares in only one way, i.e., 120982230625 + 37658895481 = 347825^2 + 194059^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39660281525 + ... + 39660281528.

Almost surely, 2^158641126106 is an apocalyptic number.

158641126106 is a deficient number, since it is larger than the sum of its proper divisors (79320563056).

158641126106 is an equidigital number, since it uses as much as digits as its factorization.

158641126106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79320563055.

The product of its (nonzero) digits is 69120, while the sum is 41.

The spelling of 158641126106 in words is "one hundred fifty-eight billion, six hundred forty-one million, one hundred twenty-six thousand, one hundred six".