66200126827 has 8 divisors (see below), whose sum is σ = 66255757920. Its totient is φ = 66144524160.

The previous prime is 66200126777. The next prime is 66200126833. The reversal of 66200126827 is 72862100266.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-66200126827 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 66200126827.

It is not an unprimeable number, because it can be changed into a prime (66200126327) 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, 7614499 + ... + 7623187.

It is an arithmetic number, because the mean of its divisors is an integer number (8281969740).

Almost surely, 2^66200126827 is an apocalyptic number.

66200126827 is a deficient number, since it is larger than the sum of its proper divisors (55631093).

66200126827 is a wasteful number, since it uses less digits than its factorization.

66200126827 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14213.

The product of its (nonzero) digits is 96768, while the sum is 40.

The spelling of 66200126827 in words is "sixty-six billion, two hundred million, one hundred twenty-six thousand, eight hundred twenty-seven".