164314231426 has 4 divisors (see below), whose sum is σ = 246471347142. Its totient is φ = 82157115712.

The previous prime is 164314231381. The next prime is 164314231439. The reversal of 164314231426 is 624132413461.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 624132413461 = 191 ⋅3267708971.

It can be written as a sum of positive squares in only one way, i.e., 98375695201 + 65938536225 = 313649^2 + 256785^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41078557855 + ... + 41078557858.

Almost surely, 2^164314231426 is an apocalyptic number.

164314231426 is a deficient number, since it is larger than the sum of its proper divisors (82157115716).

164314231426 is an equidigital number, since it uses as much as digits as its factorization.

164314231426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82157115715.

The product of its digits is 82944, while the sum is 37.

Adding to 164314231426 its reverse (624132413461), we get a palindrome (788446644887).

The spelling of 164314231426 in words is "one hundred sixty-four billion, three hundred fourteen million, two hundred thirty-one thousand, four hundred twenty-six".