66575127624229 has 16 divisors (see below), whose sum is σ = 77378068477440. Its totient is φ = 56095304292720.

The previous prime is 66575127624197. The next prime is 66575127624241. The reversal of 66575127624229 is 92242672157566.

It is not a de Polignac number, because 66575127624229 - 2⁵ = 66575127624197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66575127624289) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9563914 + ... + 14987284.

It is an arithmetic number, because the mean of its divisors is an integer number (4836129279840).

Almost surely, 2^{66575127624229} is an apocalyptic number.

It is an amenable number.

66575127624229 is a deficient number, since it is larger than the sum of its proper divisors (10802940853211).

66575127624229 is a wasteful number, since it uses less digits than its factorization.

66575127624229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5453160.

The product of its digits is 152409600, while the sum is 64.

The spelling of 66575127624229 in words is "sixty-six trillion, five hundred seventy-five billion, one hundred twenty-seven million, six hundred twenty-four thousand, two hundred twenty-nine".