166126396 has 12 divisors (see below), whose sum is σ = 300099520. Its totient is φ = 80383680.

The previous prime is 166126391. The next prime is 166126403. The reversal of 166126396 is 693621661.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166126391) 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, 669741 + ... + 669988.

Almost surely, 2^166126396 is an apocalyptic number.

It is an amenable number.

166126396 is a deficient number, since it is larger than the sum of its proper divisors (133973124).

166126396 is a wasteful number, since it uses less digits than its factorization.

166126396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1339764 (or 1339762 counting only the distinct ones).

The product of its digits is 69984, while the sum is 40.

The square root of 166126396 is about 12889.0029094573. The cubic root of 166126396 is about 549.7259196391.

The spelling of 166126396 in words is "one hundred sixty-six million, one hundred twenty-six thousand, three hundred ninety-six".