66073126 has 16 divisors (see below), whose sum is σ = 115126560. Its totient is φ = 27852480.

The previous prime is 66073109. The next prime is 66073129. The reversal of 66073126 is 62137066.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66073129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37831 + ... + 39538.

It is an arithmetic number, because the mean of its divisors is an integer number (7195410).

Almost surely, 2^66073126 is an apocalyptic number.

66073126 is a deficient number, since it is larger than the sum of its proper divisors (49053434).

66073126 is a wasteful number, since it uses less digits than its factorization.

66073126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77439.

The product of its (nonzero) digits is 9072, while the sum is 31.

The square root of 66073126 is about 8128.5377528803. The cubic root of 66073126 is about 404.2731993565.

The spelling of 66073126 in words is "sixty-six million, seventy-three thousand, one hundred twenty-six".