66701126 has 4 divisors (see below), whose sum is σ = 100051692. Its totient is φ = 33350562.

The previous prime is 66701111. The next prime is 66701147. The reversal of 66701126 is 62110766.

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

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16675280 + ... + 16675283.

It is an arithmetic number, because the mean of its divisors is an integer number (25012923).

Almost surely, 2^66701126 is an apocalyptic number.

66701126 is a deficient number, since it is larger than the sum of its proper divisors (33350566).

66701126 is a wasteful number, since it uses less digits than its factorization.

66701126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33350565.

The product of its (nonzero) digits is 3024, while the sum is 29.

The square root of 66701126 is about 8167.0757312517. The cubic root of 66701126 is about 405.5499838799.

The spelling of 66701126 in words is "sixty-six million, seven hundred one thousand, one hundred twenty-six".