126893040166 has 8 divisors (see below), whose sum is σ = 191080181880. Its totient is φ = 63199646208.

The previous prime is 126893040163. The next prime is 126893040173. The reversal of 126893040166 is 661040398621.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×126893040166² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126893040161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 123436296 + ... + 123437323.

It is an arithmetic number, because the mean of its divisors is an integer number (23885022735).

Almost surely, 2^126893040166 is an apocalyptic number.

126893040166 is a deficient number, since it is larger than the sum of its proper divisors (64187141714).

126893040166 is a wasteful number, since it uses less digits than its factorization.

126893040166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 246873878.

The product of its (nonzero) digits is 373248, while the sum is 46.

The spelling of 126893040166 in words is "one hundred twenty-six billion, eight hundred ninety-three million, forty thousand, one hundred sixty-six".